Home / 2,740.76-4,108.06-1,351.16

Finding the Fourth Proportional to 2,740.76, 4,108.06 and 1,351.16

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Solution

The fourth proportional to 2,740.76, 4,108.06 and 1,351.16 is: 2,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.76 : 4,108.06 = 1,351.16 : x
  2. Step 2: Convert to fraction form
    2,740.76/4,108.06 = 1,351.16/x
  3. Step 3: Cross multiply
    2,740.76x = 4,108.06 × 1,351.16
  4. Step 4: Simplify right side
    2,740.76x = 5,550,646.35
  5. Step 5: Solve for x
    x = 5,550,646.35/2,740.76
  6. Step 6: Final answer
    x = 2,025.22

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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.