Home / 8,498.20-12,740.04-3,230.26

Finding the Fourth Proportional to 8,498.20, 12,740.04 and 3,230.26

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Solution

The fourth proportional to 8,498.20, 12,740.04 and 3,230.26 is: 4,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.20 : 12,740.04 = 3,230.26 : x
  2. Step 2: Convert to fraction form
    8,498.20/12,740.04 = 3,230.26/x
  3. Step 3: Cross multiply
    8,498.20x = 12,740.04 × 3,230.26
  4. Step 4: Simplify right side
    8,498.20x = 41,153,641.61
  5. Step 5: Solve for x
    x = 41,153,641.61/8,498.20
  6. Step 6: Final answer
    x = 4,842.63

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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.