Home / 8,417.12-12,601.07-5,909.66

Finding the Fourth Proportional to 8,417.12, 12,601.07 and 5,909.66

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Solution

The fourth proportional to 8,417.12, 12,601.07 and 5,909.66 is: 8,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.12 : 12,601.07 = 5,909.66 : x
  2. Step 2: Convert to fraction form
    8,417.12/12,601.07 = 5,909.66/x
  3. Step 3: Cross multiply
    8,417.12x = 12,601.07 × 5,909.66
  4. Step 4: Simplify right side
    8,417.12x = 74,468,016.20
  5. Step 5: Solve for x
    x = 74,468,016.20/8,417.12
  6. Step 6: Final answer
    x = 8,847.21

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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.