Home / 5,589.96-8,381.26-3,125.04

Finding the Fourth Proportional to 5,589.96, 8,381.26 and 3,125.04

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Solution

The fourth proportional to 5,589.96, 8,381.26 and 3,125.04 is: 4,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.96 : 8,381.26 = 3,125.04 : x
  2. Step 2: Convert to fraction form
    5,589.96/8,381.26 = 3,125.04/x
  3. Step 3: Cross multiply
    5,589.96x = 8,381.26 × 3,125.04
  4. Step 4: Simplify right side
    5,589.96x = 26,191,772.75
  5. Step 5: Solve for x
    x = 26,191,772.75/5,589.96
  6. Step 6: Final answer
    x = 4,685.50

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Half scale
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Double scale
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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.