Home / 2,496.57-3,445.28-1,377.45

Finding the Fourth Proportional to 2,496.57, 3,445.28 and 1,377.45

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Solution

The fourth proportional to 2,496.57, 3,445.28 and 1,377.45 is: 1,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.57 : 3,445.28 = 1,377.45 : x
  2. Step 2: Convert to fraction form
    2,496.57/3,445.28 = 1,377.45/x
  3. Step 3: Cross multiply
    2,496.57x = 3,445.28 × 1,377.45
  4. Step 4: Simplify right side
    2,496.57x = 4,745,702.66
  5. Step 5: Solve for x
    x = 4,745,702.66/2,496.57
  6. Step 6: Final answer
    x = 1,900.89

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1.5x scale

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.