Home / 7,402.23-11,103.35-6,903.95

Finding the Fourth Proportional to 7,402.23, 11,103.35 and 6,903.95

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Solution

The fourth proportional to 7,402.23, 11,103.35 and 6,903.95 is: 10,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.23 : 11,103.35 = 6,903.95 : x
  2. Step 2: Convert to fraction form
    7,402.23/11,103.35 = 6,903.95/x
  3. Step 3: Cross multiply
    7,402.23x = 11,103.35 × 6,903.95
  4. Step 4: Simplify right side
    7,402.23x = 76,656,883.20
  5. Step 5: Solve for x
    x = 76,656,883.20/7,402.23
  6. Step 6: Final answer
    x = 10,355.92

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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.