Home / 10,608.30-15,874.65-9,236.70

Finding the Fourth Proportional to 10,608.30, 15,874.65 and 9,236.70

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Solution

The fourth proportional to 10,608.30, 15,874.65 and 9,236.70 is: 13,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.30 : 15,874.65 = 9,236.70 : x
  2. Step 2: Convert to fraction form
    10,608.30/15,874.65 = 9,236.70/x
  3. Step 3: Cross multiply
    10,608.30x = 15,874.65 × 9,236.70
  4. Step 4: Simplify right side
    10,608.30x = 146,629,379.66
  5. Step 5: Solve for x
    x = 146,629,379.66/10,608.30
  6. Step 6: Final answer
    x = 13,822.14

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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.