Home / 5,652.40-8,478.60-3,684.10

Finding the Fourth Proportional to 5,652.40, 8,478.60 and 3,684.10

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Solution

The fourth proportional to 5,652.40, 8,478.60 and 3,684.10 is: 5,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.40 : 8,478.60 = 3,684.10 : x
  2. Step 2: Convert to fraction form
    5,652.40/8,478.60 = 3,684.10/x
  3. Step 3: Cross multiply
    5,652.40x = 8,478.60 × 3,684.10
  4. Step 4: Simplify right side
    5,652.40x = 31,236,010.26
  5. Step 5: Solve for x
    x = 31,236,010.26/5,652.40
  6. Step 6: Final answer
    x = 5,526.15

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Half scale
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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.