Home / 2,738.55-4,111.89-1,569.87

Finding the Fourth Proportional to 2,738.55, 4,111.89 and 1,569.87

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Solution

The fourth proportional to 2,738.55, 4,111.89 and 1,569.87 is: 2,357.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.55 : 4,111.89 = 1,569.87 : x
  2. Step 2: Convert to fraction form
    2,738.55/4,111.89 = 1,569.87/x
  3. Step 3: Cross multiply
    2,738.55x = 4,111.89 × 1,569.87
  4. Step 4: Simplify right side
    2,738.55x = 6,455,132.75
  5. Step 5: Solve for x
    x = 6,455,132.75/2,738.55
  6. Step 6: Final answer
    x = 2,357.14

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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.