Home / 5,589.56-8,386.77-3,861.02

Finding the Fourth Proportional to 5,589.56, 8,386.77 and 3,861.02

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Solution

The fourth proportional to 5,589.56, 8,386.77 and 3,861.02 is: 5,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.56 : 8,386.77 = 3,861.02 : x
  2. Step 2: Convert to fraction form
    5,589.56/8,386.77 = 3,861.02/x
  3. Step 3: Cross multiply
    5,589.56x = 8,386.77 × 3,861.02
  4. Step 4: Simplify right side
    5,589.56x = 32,381,486.71
  5. Step 5: Solve for x
    x = 32,381,486.71/5,589.56
  6. Step 6: Final answer
    x = 5,793.21

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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.