Home / 10,114.32-15,171.52-3,954

Finding the Fourth Proportional to 10,114.32, 15,171.52 and 3,954

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Solution

The fourth proportional to 10,114.32, 15,171.52 and 3,954 is: 5,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.32 : 15,171.52 = 3,954 : x
  2. Step 2: Convert to fraction form
    10,114.32/15,171.52 = 3,954/x
  3. Step 3: Cross multiply
    10,114.32x = 15,171.52 × 3,954
  4. Step 4: Simplify right side
    10,114.32x = 59,988,190.08
  5. Step 5: Solve for x
    x = 59,988,190.08/10,114.32
  6. Step 6: Final answer
    x = 5,931.02

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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.