Home / 8,366.61-12,549.57-3,436.12

Finding the Fourth Proportional to 8,366.61, 12,549.57 and 3,436.12

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Solution

The fourth proportional to 8,366.61, 12,549.57 and 3,436.12 is: 5,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.61 : 12,549.57 = 3,436.12 : x
  2. Step 2: Convert to fraction form
    8,366.61/12,549.57 = 3,436.12/x
  3. Step 3: Cross multiply
    8,366.61x = 12,549.57 × 3,436.12
  4. Step 4: Simplify right side
    8,366.61x = 43,121,845.77
  5. Step 5: Solve for x
    x = 43,121,845.77/8,366.61
  6. Step 6: Final answer
    x = 5,154.04

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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.