Home / 3,767.40-5,643.72-2,464.92

Finding the Fourth Proportional to 3,767.40, 5,643.72 and 2,464.92

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Solution

The fourth proportional to 3,767.40, 5,643.72 and 2,464.92 is: 3,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.40 : 5,643.72 = 2,464.92 : x
  2. Step 2: Convert to fraction form
    3,767.40/5,643.72 = 2,464.92/x
  3. Step 3: Cross multiply
    3,767.40x = 5,643.72 × 2,464.92
  4. Step 4: Simplify right side
    3,767.40x = 13,911,318.30
  5. Step 5: Solve for x
    x = 13,911,318.30/3,767.40
  6. Step 6: Final answer
    x = 3,692.55

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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.