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Finding the Fourth Proportional to 8,366.76, 12,530.35 and 7,265.14

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Solution

The fourth proportional to 8,366.76, 12,530.35 and 7,265.14 is: 10,880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.76 : 12,530.35 = 7,265.14 : x
  2. Step 2: Convert to fraction form
    8,366.76/12,530.35 = 7,265.14/x
  3. Step 3: Cross multiply
    8,366.76x = 12,530.35 × 7,265.14
  4. Step 4: Simplify right side
    8,366.76x = 91,034,724.75
  5. Step 5: Solve for x
    x = 91,034,724.75/8,366.76
  6. Step 6: Final answer
    x = 10,880.52

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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.