Home / 2,712.18-4,066.88-1,250.07

Finding the Fourth Proportional to 2,712.18, 4,066.88 and 1,250.07

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Solution

The fourth proportional to 2,712.18, 4,066.88 and 1,250.07 is: 1,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.18 : 4,066.88 = 1,250.07 : x
  2. Step 2: Convert to fraction form
    2,712.18/4,066.88 = 1,250.07/x
  3. Step 3: Cross multiply
    2,712.18x = 4,066.88 × 1,250.07
  4. Step 4: Simplify right side
    2,712.18x = 5,083,878.43
  5. Step 5: Solve for x
    x = 5,083,878.43/2,712.18
  6. Step 6: Final answer
    x = 1,874.46

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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.