Home / 2,707.16-4,060.42-1,147.39

Finding the Fourth Proportional to 2,707.16, 4,060.42 and 1,147.39

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Solution

The fourth proportional to 2,707.16, 4,060.42 and 1,147.39 is: 1,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.16 : 4,060.42 = 1,147.39 : x
  2. Step 2: Convert to fraction form
    2,707.16/4,060.42 = 1,147.39/x
  3. Step 3: Cross multiply
    2,707.16x = 4,060.42 × 1,147.39
  4. Step 4: Simplify right side
    2,707.16x = 4,658,872.28
  5. Step 5: Solve for x
    x = 4,658,872.28/2,707.16
  6. Step 6: Final answer
    x = 1,720.95

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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.