Home / 3,962.19-5,468.01-2,390.25

Finding the Fourth Proportional to 3,962.19, 5,468.01 and 2,390.25

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Solution

The fourth proportional to 3,962.19, 5,468.01 and 2,390.25 is: 3,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.19 : 5,468.01 = 2,390.25 : x
  2. Step 2: Convert to fraction form
    3,962.19/5,468.01 = 2,390.25/x
  3. Step 3: Cross multiply
    3,962.19x = 5,468.01 × 2,390.25
  4. Step 4: Simplify right side
    3,962.19x = 13,069,910.90
  5. Step 5: Solve for x
    x = 13,069,910.90/3,962.19
  6. Step 6: Final answer
    x = 3,298.66

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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.