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Finding the Fourth Proportional to 7,651.26, 11,476.89 and 5,053.59

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Solution

The fourth proportional to 7,651.26, 11,476.89 and 5,053.59 is: 7,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.26 : 11,476.89 = 5,053.59 : x
  2. Step 2: Convert to fraction form
    7,651.26/11,476.89 = 5,053.59/x
  3. Step 3: Cross multiply
    7,651.26x = 11,476.89 × 5,053.59
  4. Step 4: Simplify right side
    7,651.26x = 57,999,496.54
  5. Step 5: Solve for x
    x = 57,999,496.54/7,651.26
  6. Step 6: Final answer
    x = 7,580.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.