Home / 8,463.50-11,680.28-4,687.01

Finding the Fourth Proportional to 8,463.50, 11,680.28 and 4,687.01

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Solution

The fourth proportional to 8,463.50, 11,680.28 and 4,687.01 is: 6,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.50 : 11,680.28 = 4,687.01 : x
  2. Step 2: Convert to fraction form
    8,463.50/11,680.28 = 4,687.01/x
  3. Step 3: Cross multiply
    8,463.50x = 11,680.28 × 4,687.01
  4. Step 4: Simplify right side
    8,463.50x = 54,745,589.16
  5. Step 5: Solve for x
    x = 54,745,589.16/8,463.50
  6. Step 6: Final answer
    x = 6,468.44

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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.