Home / 10,344.38-15,511.76-3,323.10

Finding the Fourth Proportional to 10,344.38, 15,511.76 and 3,323.10

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Solution

The fourth proportional to 10,344.38, 15,511.76 and 3,323.10 is: 4,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.38 : 15,511.76 = 3,323.10 : x
  2. Step 2: Convert to fraction form
    10,344.38/15,511.76 = 3,323.10/x
  3. Step 3: Cross multiply
    10,344.38x = 15,511.76 × 3,323.10
  4. Step 4: Simplify right side
    10,344.38x = 51,547,129.66
  5. Step 5: Solve for x
    x = 51,547,129.66/10,344.38
  6. Step 6: Final answer
    x = 4,983.10

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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.