Home / 7,287.53-10,931.91-2,357.97

Finding the Fourth Proportional to 7,287.53, 10,931.91 and 2,357.97

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Solution

The fourth proportional to 7,287.53, 10,931.91 and 2,357.97 is: 3,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.53 : 10,931.91 = 2,357.97 : x
  2. Step 2: Convert to fraction form
    7,287.53/10,931.91 = 2,357.97/x
  3. Step 3: Cross multiply
    7,287.53x = 10,931.91 × 2,357.97
  4. Step 4: Simplify right side
    7,287.53x = 25,777,115.82
  5. Step 5: Solve for x
    x = 25,777,115.82/7,287.53
  6. Step 6: Final answer
    x = 3,537.15

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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.