Home / 3,902.28-5,854.01-1,436.91

Finding the Fourth Proportional to 3,902.28, 5,854.01 and 1,436.91

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Solution

The fourth proportional to 3,902.28, 5,854.01 and 1,436.91 is: 2,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.28 : 5,854.01 = 1,436.91 : x
  2. Step 2: Convert to fraction form
    3,902.28/5,854.01 = 1,436.91/x
  3. Step 3: Cross multiply
    3,902.28x = 5,854.01 × 1,436.91
  4. Step 4: Simplify right side
    3,902.28x = 8,411,692.96
  5. Step 5: Solve for x
    x = 8,411,692.96/3,902.28
  6. Step 6: Final answer
    x = 2,155.58

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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.