Home / 2,496.81-3,445.57-1,377.75

Finding the Fourth Proportional to 2,496.81, 3,445.57 and 1,377.75

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Solution

The fourth proportional to 2,496.81, 3,445.57 and 1,377.75 is: 1,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.81 : 3,445.57 = 1,377.75 : x
  2. Step 2: Convert to fraction form
    2,496.81/3,445.57 = 1,377.75/x
  3. Step 3: Cross multiply
    2,496.81x = 3,445.57 × 1,377.75
  4. Step 4: Simplify right side
    2,496.81x = 4,747,139.24
  5. Step 5: Solve for x
    x = 4,747,139.24/2,496.81
  6. Step 6: Final answer
    x = 1,901.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.