Home / 10,616.49-15,925.82-4,379.13

Finding the Fourth Proportional to 10,616.49, 15,925.82 and 4,379.13

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Solution

The fourth proportional to 10,616.49, 15,925.82 and 4,379.13 is: 6,569.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.49 : 15,925.82 = 4,379.13 : x
  2. Step 2: Convert to fraction form
    10,616.49/15,925.82 = 4,379.13/x
  3. Step 3: Cross multiply
    10,616.49x = 15,925.82 × 4,379.13
  4. Step 4: Simplify right side
    10,616.49x = 69,741,214.24
  5. Step 5: Solve for x
    x = 69,741,214.24/10,616.49
  6. Step 6: Final answer
    x = 6,569.14

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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.