Home / 8,171.10-12,240.45-4,466.70

Finding the Fourth Proportional to 8,171.10, 12,240.45 and 4,466.70

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Solution

The fourth proportional to 8,171.10, 12,240.45 and 4,466.70 is: 6,691.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.10 : 12,240.45 = 4,466.70 : x
  2. Step 2: Convert to fraction form
    8,171.10/12,240.45 = 4,466.70/x
  3. Step 3: Cross multiply
    8,171.10x = 12,240.45 × 4,466.70
  4. Step 4: Simplify right side
    8,171.10x = 54,674,418.02
  5. Step 5: Solve for x
    x = 54,674,418.02/8,171.10
  6. Step 6: Final answer
    x = 6,691.19

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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.