Home / 8,498.20-12,732.90-4,106.20

Finding the Fourth Proportional to 8,498.20, 12,732.90 and 4,106.20

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Solution

The fourth proportional to 8,498.20, 12,732.90 and 4,106.20 is: 6,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.20 : 12,732.90 = 4,106.20 : x
  2. Step 2: Convert to fraction form
    8,498.20/12,732.90 = 4,106.20/x
  3. Step 3: Cross multiply
    8,498.20x = 12,732.90 × 4,106.20
  4. Step 4: Simplify right side
    8,498.20x = 52,283,833.98
  5. Step 5: Solve for x
    x = 52,283,833.98/8,498.20
  6. Step 6: Final answer
    x = 6,152.34

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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.