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Finding the Fourth Proportional to 6,885.52, 9,505.25 and 4,051.99

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Solution

The fourth proportional to 6,885.52, 9,505.25 and 4,051.99 is: 5,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.52 : 9,505.25 = 4,051.99 : x
  2. Step 2: Convert to fraction form
    6,885.52/9,505.25 = 4,051.99/x
  3. Step 3: Cross multiply
    6,885.52x = 9,505.25 × 4,051.99
  4. Step 4: Simplify right side
    6,885.52x = 38,515,144.66
  5. Step 5: Solve for x
    x = 38,515,144.66/6,885.52
  6. Step 6: Final answer
    x = 5,593.64

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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.