Home / 8,043.96-11,110.86-7,257.72

Finding the Fourth Proportional to 8,043.96, 11,110.86 and 7,257.72

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Solution

The fourth proportional to 8,043.96, 11,110.86 and 7,257.72 is: 10,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.96 : 11,110.86 = 7,257.72 : x
  2. Step 2: Convert to fraction form
    8,043.96/11,110.86 = 7,257.72/x
  3. Step 3: Cross multiply
    8,043.96x = 11,110.86 × 7,257.72
  4. Step 4: Simplify right side
    8,043.96x = 80,639,510.84
  5. Step 5: Solve for x
    x = 80,639,510.84/8,043.96
  6. Step 6: Final answer
    x = 10,024.85

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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.