Home / 2,740.25-4,110.38-1,507.43

Finding the Fourth Proportional to 2,740.25, 4,110.38 and 1,507.43

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Solution

The fourth proportional to 2,740.25, 4,110.38 and 1,507.43 is: 2,261.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.25 : 4,110.38 = 1,507.43 : x
  2. Step 2: Convert to fraction form
    2,740.25/4,110.38 = 1,507.43/x
  3. Step 3: Cross multiply
    2,740.25x = 4,110.38 × 1,507.43
  4. Step 4: Simplify right side
    2,740.25x = 6,196,110.12
  5. Step 5: Solve for x
    x = 6,196,110.12/2,740.25
  6. Step 6: Final answer
    x = 2,261.15

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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.