Home / 8,267.64-12,400.56-2,424.30

Finding the Fourth Proportional to 8,267.64, 12,400.56 and 2,424.30

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Solution

The fourth proportional to 8,267.64, 12,400.56 and 2,424.30 is: 3,636.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.64 : 12,400.56 = 2,424.30 : x
  2. Step 2: Convert to fraction form
    8,267.64/12,400.56 = 2,424.30/x
  3. Step 3: Cross multiply
    8,267.64x = 12,400.56 × 2,424.30
  4. Step 4: Simplify right side
    8,267.64x = 30,062,677.61
  5. Step 5: Solve for x
    x = 30,062,677.61/8,267.64
  6. Step 6: Final answer
    x = 3,636.19

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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.