Home / 8,304.20-12,456.30-5,841.80

Finding the Fourth Proportional to 8,304.20, 12,456.30 and 5,841.80

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Solution

The fourth proportional to 8,304.20, 12,456.30 and 5,841.80 is: 8,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.20 : 12,456.30 = 5,841.80 : x
  2. Step 2: Convert to fraction form
    8,304.20/12,456.30 = 5,841.80/x
  3. Step 3: Cross multiply
    8,304.20x = 12,456.30 × 5,841.80
  4. Step 4: Simplify right side
    8,304.20x = 72,767,213.34
  5. Step 5: Solve for x
    x = 72,767,213.34/8,304.20
  6. Step 6: Final answer
    x = 8,762.70

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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.