Home / 5,564.40-8,346.60-2,445.90

Finding the Fourth Proportional to 5,564.40, 8,346.60 and 2,445.90

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Solution

The fourth proportional to 5,564.40, 8,346.60 and 2,445.90 is: 3,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.40 : 8,346.60 = 2,445.90 : x
  2. Step 2: Convert to fraction form
    5,564.40/8,346.60 = 2,445.90/x
  3. Step 3: Cross multiply
    5,564.40x = 8,346.60 × 2,445.90
  4. Step 4: Simplify right side
    5,564.40x = 20,414,948.94
  5. Step 5: Solve for x
    x = 20,414,948.94/5,564.40
  6. Step 6: Final answer
    x = 3,668.85

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Double scale
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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.