Home / 4,781.06-7,171.56-2,700.11

Finding the Fourth Proportional to 4,781.06, 7,171.56 and 2,700.11

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Solution

The fourth proportional to 4,781.06, 7,171.56 and 2,700.11 is: 4,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.06 : 7,171.56 = 2,700.11 : x
  2. Step 2: Convert to fraction form
    4,781.06/7,171.56 = 2,700.11/x
  3. Step 3: Cross multiply
    4,781.06x = 7,171.56 × 2,700.11
  4. Step 4: Simplify right side
    4,781.06x = 19,364,000.87
  5. Step 5: Solve for x
    x = 19,364,000.87/4,781.06
  6. Step 6: Final answer
    x = 4,050.15

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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.