Home / 5,522.60-8,283.90-4,429.10

Finding the Fourth Proportional to 5,522.60, 8,283.90 and 4,429.10

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Solution

The fourth proportional to 5,522.60, 8,283.90 and 4,429.10 is: 6,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.60 : 8,283.90 = 4,429.10 : x
  2. Step 2: Convert to fraction form
    5,522.60/8,283.90 = 4,429.10/x
  3. Step 3: Cross multiply
    5,522.60x = 8,283.90 × 4,429.10
  4. Step 4: Simplify right side
    5,522.60x = 36,690,221.49
  5. Step 5: Solve for x
    x = 36,690,221.49/5,522.60
  6. Step 6: Final answer
    x = 6,643.65

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Similar ratio
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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.