Home / 3,803.18-5,248.33-2,124.61

Finding the Fourth Proportional to 3,803.18, 5,248.33 and 2,124.61

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Solution

The fourth proportional to 3,803.18, 5,248.33 and 2,124.61 is: 2,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.18 : 5,248.33 = 2,124.61 : x
  2. Step 2: Convert to fraction form
    3,803.18/5,248.33 = 2,124.61/x
  3. Step 3: Cross multiply
    3,803.18x = 5,248.33 × 2,124.61
  4. Step 4: Simplify right side
    3,803.18x = 11,150,635.97
  5. Step 5: Solve for x
    x = 11,150,635.97/3,803.18
  6. Step 6: Final answer
    x = 2,931.93

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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.