Home / 2,925.11-4,387.82-734.01

Finding the Fourth Proportional to 2,925.11, 4,387.82 and 734.01

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Solution

The fourth proportional to 2,925.11, 4,387.82 and 734.01 is: 1,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.11 : 4,387.82 = 734.01 : x
  2. Step 2: Convert to fraction form
    2,925.11/4,387.82 = 734.01/x
  3. Step 3: Cross multiply
    2,925.11x = 4,387.82 × 734.01
  4. Step 4: Simplify right side
    2,925.11x = 3,220,712.44
  5. Step 5: Solve for x
    x = 3,220,712.44/2,925.11
  6. Step 6: Final answer
    x = 1,101.06

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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.