Home / 7,528.88-11,294.98-3,086.58

Finding the Fourth Proportional to 7,528.88, 11,294.98 and 3,086.58

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Solution

The fourth proportional to 7,528.88, 11,294.98 and 3,086.58 is: 4,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.88 : 11,294.98 = 3,086.58 : x
  2. Step 2: Convert to fraction form
    7,528.88/11,294.98 = 3,086.58/x
  3. Step 3: Cross multiply
    7,528.88x = 11,294.98 × 3,086.58
  4. Step 4: Simplify right side
    7,528.88x = 34,862,830.47
  5. Step 5: Solve for x
    x = 34,862,830.47/7,528.88
  6. Step 6: Final answer
    x = 4,630.55

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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.