Home / 4,381.70-6,572.55-4,316.90

Finding the Fourth Proportional to 4,381.70, 6,572.55 and 4,316.90

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Solution

The fourth proportional to 4,381.70, 6,572.55 and 4,316.90 is: 6,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.70 : 6,572.55 = 4,316.90 : x
  2. Step 2: Convert to fraction form
    4,381.70/6,572.55 = 4,316.90/x
  3. Step 3: Cross multiply
    4,381.70x = 6,572.55 × 4,316.90
  4. Step 4: Simplify right side
    4,381.70x = 28,373,041.10
  5. Step 5: Solve for x
    x = 28,373,041.10/4,381.70
  6. Step 6: Final answer
    x = 6,475.35

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Similar ratio
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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.