Home / 8,427.39-12,630.84-5,962.92

Finding the Fourth Proportional to 8,427.39, 12,630.84 and 5,962.92

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Solution

The fourth proportional to 8,427.39, 12,630.84 and 5,962.92 is: 8,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.39 : 12,630.84 = 5,962.92 : x
  2. Step 2: Convert to fraction form
    8,427.39/12,630.84 = 5,962.92/x
  3. Step 3: Cross multiply
    8,427.39x = 12,630.84 × 5,962.92
  4. Step 4: Simplify right side
    8,427.39x = 75,316,658.64
  5. Step 5: Solve for x
    x = 75,316,658.64/8,427.39
  6. Step 6: Final answer
    x = 8,937.13

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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.