Home / 10,344.28-14,277.66-6,616.12

Finding the Fourth Proportional to 10,344.28, 14,277.66 and 6,616.12

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Solution

The fourth proportional to 10,344.28, 14,277.66 and 6,616.12 is: 9,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.28 : 14,277.66 = 6,616.12 : x
  2. Step 2: Convert to fraction form
    10,344.28/14,277.66 = 6,616.12/x
  3. Step 3: Cross multiply
    10,344.28x = 14,277.66 × 6,616.12
  4. Step 4: Simplify right side
    10,344.28x = 94,462,711.88
  5. Step 5: Solve for x
    x = 94,462,711.88/10,344.28
  6. Step 6: Final answer
    x = 9,131.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.