Home / 8,463.92-11,679.96-4,687.24

Finding the Fourth Proportional to 8,463.92, 11,679.96 and 4,687.24

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Solution

The fourth proportional to 8,463.92, 11,679.96 and 4,687.24 is: 6,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.92 : 11,679.96 = 4,687.24 : x
  2. Step 2: Convert to fraction form
    8,463.92/11,679.96 = 4,687.24/x
  3. Step 3: Cross multiply
    8,463.92x = 11,679.96 × 4,687.24
  4. Step 4: Simplify right side
    8,463.92x = 54,746,775.71
  5. Step 5: Solve for x
    x = 54,746,775.71/8,463.92
  6. Step 6: Final answer
    x = 6,468.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.