Home / 2,711.45-4,064.31-1,540.01

Finding the Fourth Proportional to 2,711.45, 4,064.31 and 1,540.01

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Solution

The fourth proportional to 2,711.45, 4,064.31 and 1,540.01 is: 2,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.45 : 4,064.31 = 1,540.01 : x
  2. Step 2: Convert to fraction form
    2,711.45/4,064.31 = 1,540.01/x
  3. Step 3: Cross multiply
    2,711.45x = 4,064.31 × 1,540.01
  4. Step 4: Simplify right side
    2,711.45x = 6,259,057.72
  5. Step 5: Solve for x
    x = 6,259,057.72/2,711.45
  6. Step 6: Final answer
    x = 2,308.38

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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.