Home / 4,221.64-6,338.04-2,373.76

Finding the Fourth Proportional to 4,221.64, 6,338.04 and 2,373.76

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Solution

The fourth proportional to 4,221.64, 6,338.04 and 2,373.76 is: 3,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.64 : 6,338.04 = 2,373.76 : x
  2. Step 2: Convert to fraction form
    4,221.64/6,338.04 = 2,373.76/x
  3. Step 3: Cross multiply
    4,221.64x = 6,338.04 × 2,373.76
  4. Step 4: Simplify right side
    4,221.64x = 15,044,985.83
  5. Step 5: Solve for x
    x = 15,044,985.83/4,221.64
  6. Step 6: Final answer
    x = 3,563.78

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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.