Home / 2,432.21-3,353.04-1,721.94

Finding the Fourth Proportional to 2,432.21, 3,353.04 and 1,721.94

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Solution

The fourth proportional to 2,432.21, 3,353.04 and 1,721.94 is: 2,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.21 : 3,353.04 = 1,721.94 : x
  2. Step 2: Convert to fraction form
    2,432.21/3,353.04 = 1,721.94/x
  3. Step 3: Cross multiply
    2,432.21x = 3,353.04 × 1,721.94
  4. Step 4: Simplify right side
    2,432.21x = 5,773,733.70
  5. Step 5: Solve for x
    x = 5,773,733.70/2,432.21
  6. Step 6: Final answer
    x = 2,373.86

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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.