Home / 10,407.25-15,610.26-3,011.54

Finding the Fourth Proportional to 10,407.25, 15,610.26 and 3,011.54

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Solution

The fourth proportional to 10,407.25, 15,610.26 and 3,011.54 is: 4,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,407.25 : 15,610.26 = 3,011.54 : x
  2. Step 2: Convert to fraction form
    10,407.25/15,610.26 = 3,011.54/x
  3. Step 3: Cross multiply
    10,407.25x = 15,610.26 × 3,011.54
  4. Step 4: Simplify right side
    10,407.25x = 47,010,957.66
  5. Step 5: Solve for x
    x = 47,010,957.66/10,407.25
  6. Step 6: Final answer
    x = 4,517.13

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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.