Home / 2,760.57-4,140.94-1,095.01

Finding the Fourth Proportional to 2,760.57, 4,140.94 and 1,095.01

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Solution

The fourth proportional to 2,760.57, 4,140.94 and 1,095.01 is: 1,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.57 : 4,140.94 = 1,095.01 : x
  2. Step 2: Convert to fraction form
    2,760.57/4,140.94 = 1,095.01/x
  3. Step 3: Cross multiply
    2,760.57x = 4,140.94 × 1,095.01
  4. Step 4: Simplify right side
    2,760.57x = 4,534,356.93
  5. Step 5: Solve for x
    x = 4,534,356.93/2,760.57
  6. Step 6: Final answer
    x = 1,642.55

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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.