Home / 8,373.20-12,562.88-3,443.22

Finding the Fourth Proportional to 8,373.20, 12,562.88 and 3,443.22

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Solution

The fourth proportional to 8,373.20, 12,562.88 and 3,443.22 is: 5,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.20 : 12,562.88 = 3,443.22 : x
  2. Step 2: Convert to fraction form
    8,373.20/12,562.88 = 3,443.22/x
  3. Step 3: Cross multiply
    8,373.20x = 12,562.88 × 3,443.22
  4. Step 4: Simplify right side
    8,373.20x = 43,256,742.46
  5. Step 5: Solve for x
    x = 43,256,742.46/8,373.20
  6. Step 6: Final answer
    x = 5,166.10

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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.