Home / 11,440.32-17,144.16-5,600.96

Finding the Fourth Proportional to 11,440.32, 17,144.16 and 5,600.96

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Solution

The fourth proportional to 11,440.32, 17,144.16 and 5,600.96 is: 8,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440.32 : 17,144.16 = 5,600.96 : x
  2. Step 2: Convert to fraction form
    11,440.32/17,144.16 = 5,600.96/x
  3. Step 3: Cross multiply
    11,440.32x = 17,144.16 × 5,600.96
  4. Step 4: Simplify right side
    11,440.32x = 96,023,754.39
  5. Step 5: Solve for x
    x = 96,023,754.39/11,440.32
  6. Step 6: Final answer
    x = 8,393.45

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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.