Home / 10,357.38-15,531.26-3,336.08

Finding the Fourth Proportional to 10,357.38, 15,531.26 and 3,336.08

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Solution

The fourth proportional to 10,357.38, 15,531.26 and 3,336.08 is: 5,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.38 : 15,531.26 = 3,336.08 : x
  2. Step 2: Convert to fraction form
    10,357.38/15,531.26 = 3,336.08/x
  3. Step 3: Cross multiply
    10,357.38x = 15,531.26 × 3,336.08
  4. Step 4: Simplify right side
    10,357.38x = 51,813,431.52
  5. Step 5: Solve for x
    x = 51,813,431.52/10,357.38
  6. Step 6: Final answer
    x = 5,002.56

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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.