Home / 11,560.42-15,925.75-10,997.61

Finding the Fourth Proportional to 11,560.42, 15,925.75 and 10,997.61

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Solution

The fourth proportional to 11,560.42, 15,925.75 and 10,997.61 is: 15,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.42 : 15,925.75 = 10,997.61 : x
  2. Step 2: Convert to fraction form
    11,560.42/15,925.75 = 10,997.61/x
  3. Step 3: Cross multiply
    11,560.42x = 15,925.75 × 10,997.61
  4. Step 4: Simplify right side
    11,560.42x = 175,145,187.46
  5. Step 5: Solve for x
    x = 175,145,187.46/11,560.42
  6. Step 6: Final answer
    x = 15,150.42

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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.