Home / 8,966.18-12,374.44-5,821.22

Finding the Fourth Proportional to 8,966.18, 12,374.44 and 5,821.22

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Solution

The fourth proportional to 8,966.18, 12,374.44 and 5,821.22 is: 8,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.18 : 12,374.44 = 5,821.22 : x
  2. Step 2: Convert to fraction form
    8,966.18/12,374.44 = 5,821.22/x
  3. Step 3: Cross multiply
    8,966.18x = 12,374.44 × 5,821.22
  4. Step 4: Simplify right side
    8,966.18x = 72,034,337.62
  5. Step 5: Solve for x
    x = 72,034,337.62/8,966.18
  6. Step 6: Final answer
    x = 8,034.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.