Home / 8,306.83-12,460.18-3,042.21

Finding the Fourth Proportional to 8,306.83, 12,460.18 and 3,042.21

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Solution

The fourth proportional to 8,306.83, 12,460.18 and 3,042.21 is: 4,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.83 : 12,460.18 = 3,042.21 : x
  2. Step 2: Convert to fraction form
    8,306.83/12,460.18 = 3,042.21/x
  3. Step 3: Cross multiply
    8,306.83x = 12,460.18 × 3,042.21
  4. Step 4: Simplify right side
    8,306.83x = 37,906,484.20
  5. Step 5: Solve for x
    x = 37,906,484.20/8,306.83
  6. Step 6: Final answer
    x = 4,563.29

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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.