Home / 4,687.92-6,471.30-3,073.62

Finding the Fourth Proportional to 4,687.92, 6,471.30 and 3,073.62

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Solution

The fourth proportional to 4,687.92, 6,471.30 and 3,073.62 is: 4,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.92 : 6,471.30 = 3,073.62 : x
  2. Step 2: Convert to fraction form
    4,687.92/6,471.30 = 3,073.62/x
  3. Step 3: Cross multiply
    4,687.92x = 6,471.30 × 3,073.62
  4. Step 4: Simplify right side
    4,687.92x = 19,890,317.11
  5. Step 5: Solve for x
    x = 19,890,317.11/4,687.92
  6. Step 6: Final answer
    x = 4,242.89

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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.