Home / 3,327.01-4,987.79-1,325.91

Finding the Fourth Proportional to 3,327.01, 4,987.79 and 1,325.91

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Solution

The fourth proportional to 3,327.01, 4,987.79 and 1,325.91 is: 1,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.01 : 4,987.79 = 1,325.91 : x
  2. Step 2: Convert to fraction form
    3,327.01/4,987.79 = 1,325.91/x
  3. Step 3: Cross multiply
    3,327.01x = 4,987.79 × 1,325.91
  4. Step 4: Simplify right side
    3,327.01x = 6,613,360.64
  5. Step 5: Solve for x
    x = 6,613,360.64/3,327.01
  6. Step 6: Final answer
    x = 1,987.78

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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.