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Finding the Fourth Proportional to 8,008.53, 11,051.65 and 4,653.23

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Solution

The fourth proportional to 8,008.53, 11,051.65 and 4,653.23 is: 6,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.53 : 11,051.65 = 4,653.23 : x
  2. Step 2: Convert to fraction form
    8,008.53/11,051.65 = 4,653.23/x
  3. Step 3: Cross multiply
    8,008.53x = 11,051.65 × 4,653.23
  4. Step 4: Simplify right side
    8,008.53x = 51,425,814.07
  5. Step 5: Solve for x
    x = 51,425,814.07/8,008.53
  6. Step 6: Final answer
    x = 6,421.38

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Half scale
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Double scale
Find fourth proportional to 8,009.53, 11,053.03 and 4,654.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.