Home / 3,132.32-4,692.57-2,435.61

Finding the Fourth Proportional to 3,132.32, 4,692.57 and 2,435.61

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Solution

The fourth proportional to 3,132.32, 4,692.57 and 2,435.61 is: 3,648.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.32 : 4,692.57 = 2,435.61 : x
  2. Step 2: Convert to fraction form
    3,132.32/4,692.57 = 2,435.61/x
  3. Step 3: Cross multiply
    3,132.32x = 4,692.57 × 2,435.61
  4. Step 4: Simplify right side
    3,132.32x = 11,429,270.42
  5. Step 5: Solve for x
    x = 11,429,270.42/3,132.32
  6. Step 6: Final answer
    x = 3,648.82

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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.