Home / 8,614.46-11,887.80-5,029.76

Finding the Fourth Proportional to 8,614.46, 11,887.80 and 5,029.76

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Solution

The fourth proportional to 8,614.46, 11,887.80 and 5,029.76 is: 6,940.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614.46 : 11,887.80 = 5,029.76 : x
  2. Step 2: Convert to fraction form
    8,614.46/11,887.80 = 5,029.76/x
  3. Step 3: Cross multiply
    8,614.46x = 11,887.80 × 5,029.76
  4. Step 4: Simplify right side
    8,614.46x = 59,792,780.93
  5. Step 5: Solve for x
    x = 59,792,780.93/8,614.46
  6. Step 6: Final answer
    x = 6,940.98

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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.