Home / 10,718.40-14,791.20-6,002.70

Finding the Fourth Proportional to 10,718.40, 14,791.20 and 6,002.70

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Solution

The fourth proportional to 10,718.40, 14,791.20 and 6,002.70 is: 8,283.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.40 : 14,791.20 = 6,002.70 : x
  2. Step 2: Convert to fraction form
    10,718.40/14,791.20 = 6,002.70/x
  3. Step 3: Cross multiply
    10,718.40x = 14,791.20 × 6,002.70
  4. Step 4: Simplify right side
    10,718.40x = 88,787,136.24
  5. Step 5: Solve for x
    x = 88,787,136.24/10,718.40
  6. Step 6: Final answer
    x = 8,283.62

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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.