Home / 8,244.80-12,374.40-6,597.20

Finding the Fourth Proportional to 8,244.80, 12,374.40 and 6,597.20

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Solution

The fourth proportional to 8,244.80, 12,374.40 and 6,597.20 is: 9,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.80 : 12,374.40 = 6,597.20 : x
  2. Step 2: Convert to fraction form
    8,244.80/12,374.40 = 6,597.20/x
  3. Step 3: Cross multiply
    8,244.80x = 12,374.40 × 6,597.20
  4. Step 4: Simplify right side
    8,244.80x = 81,636,391.68
  5. Step 5: Solve for x
    x = 81,636,391.68/8,244.80
  6. Step 6: Final answer
    x = 9,901.56

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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.