Home / 7,528.53-11,290.40-7,037.14

Finding the Fourth Proportional to 7,528.53, 11,290.40 and 7,037.14

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Solution

The fourth proportional to 7,528.53, 11,290.40 and 7,037.14 is: 10,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.53 : 11,290.40 = 7,037.14 : x
  2. Step 2: Convert to fraction form
    7,528.53/11,290.40 = 7,037.14/x
  3. Step 3: Cross multiply
    7,528.53x = 11,290.40 × 7,037.14
  4. Step 4: Simplify right side
    7,528.53x = 79,452,033.82
  5. Step 5: Solve for x
    x = 79,452,033.82/7,528.53
  6. Step 6: Final answer
    x = 10,553.47

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Double scale
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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.