Home / 3,392.53-4,677.90-2,132.05

Finding the Fourth Proportional to 3,392.53, 4,677.90 and 2,132.05

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Solution

The fourth proportional to 3,392.53, 4,677.90 and 2,132.05 is: 2,939.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.53 : 4,677.90 = 2,132.05 : x
  2. Step 2: Convert to fraction form
    3,392.53/4,677.90 = 2,132.05/x
  3. Step 3: Cross multiply
    3,392.53x = 4,677.90 × 2,132.05
  4. Step 4: Simplify right side
    3,392.53x = 9,973,504.61
  5. Step 5: Solve for x
    x = 9,973,504.61/3,392.53
  6. Step 6: Final answer
    x = 2,939.84

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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.