Home / 7,528.40-11,292.60-5,195.60

Finding the Fourth Proportional to 7,528.40, 11,292.60 and 5,195.60

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Solution

The fourth proportional to 7,528.40, 11,292.60 and 5,195.60 is: 7,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.40 : 11,292.60 = 5,195.60 : x
  2. Step 2: Convert to fraction form
    7,528.40/11,292.60 = 5,195.60/x
  3. Step 3: Cross multiply
    7,528.40x = 11,292.60 × 5,195.60
  4. Step 4: Simplify right side
    7,528.40x = 58,671,832.56
  5. Step 5: Solve for x
    x = 58,671,832.56/7,528.40
  6. Step 6: Final answer
    x = 7,793.40

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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.