Home / 8,718.22-13,077.33-6,132.70

Finding the Fourth Proportional to 8,718.22, 13,077.33 and 6,132.70

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Solution

The fourth proportional to 8,718.22, 13,077.33 and 6,132.70 is: 9,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718.22 : 13,077.33 = 6,132.70 : x
  2. Step 2: Convert to fraction form
    8,718.22/13,077.33 = 6,132.70/x
  3. Step 3: Cross multiply
    8,718.22x = 13,077.33 × 6,132.70
  4. Step 4: Simplify right side
    8,718.22x = 80,199,341.69
  5. Step 5: Solve for x
    x = 80,199,341.69/8,718.22
  6. Step 6: Final answer
    x = 9,199.05

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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.