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Finding the Fourth Proportional to 8,483.04, 12,715.29 and 7,246.71

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Solution

The fourth proportional to 8,483.04, 12,715.29 and 7,246.71 is: 10,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.04 : 12,715.29 = 7,246.71 : x
  2. Step 2: Convert to fraction form
    8,483.04/12,715.29 = 7,246.71/x
  3. Step 3: Cross multiply
    8,483.04x = 12,715.29 × 7,246.71
  4. Step 4: Simplify right side
    8,483.04x = 92,144,019.20
  5. Step 5: Solve for x
    x = 92,144,019.20/8,483.04
  6. Step 6: Final answer
    x = 10,862.15

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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.