Home / 7,135.60-9,832.98-5,560.96

Finding the Fourth Proportional to 7,135.60, 9,832.98 and 5,560.96

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Solution

The fourth proportional to 7,135.60, 9,832.98 and 5,560.96 is: 7,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.60 : 9,832.98 = 5,560.96 : x
  2. Step 2: Convert to fraction form
    7,135.60/9,832.98 = 5,560.96/x
  3. Step 3: Cross multiply
    7,135.60x = 9,832.98 × 5,560.96
  4. Step 4: Simplify right side
    7,135.60x = 54,680,808.46
  5. Step 5: Solve for x
    x = 54,680,808.46/7,135.60
  6. Step 6: Final answer
    x = 7,663.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.