Home / 3,147.55-4,340.30-2,701.03

Finding the Fourth Proportional to 3,147.55, 4,340.30 and 2,701.03

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Solution

The fourth proportional to 3,147.55, 4,340.30 and 2,701.03 is: 3,724.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.55 : 4,340.30 = 2,701.03 : x
  2. Step 2: Convert to fraction form
    3,147.55/4,340.30 = 2,701.03/x
  3. Step 3: Cross multiply
    3,147.55x = 4,340.30 × 2,701.03
  4. Step 4: Simplify right side
    3,147.55x = 11,723,280.51
  5. Step 5: Solve for x
    x = 11,723,280.51/3,147.55
  6. Step 6: Final answer
    x = 3,724.57

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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.