Home / 2,372.16-3,273.48-1,377.36

Finding the Fourth Proportional to 2,372.16, 3,273.48 and 1,377.36

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Solution

The fourth proportional to 2,372.16, 3,273.48 and 1,377.36 is: 1,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.16 : 3,273.48 = 1,377.36 : x
  2. Step 2: Convert to fraction form
    2,372.16/3,273.48 = 1,377.36/x
  3. Step 3: Cross multiply
    2,372.16x = 3,273.48 × 1,377.36
  4. Step 4: Simplify right side
    2,372.16x = 4,508,760.41
  5. Step 5: Solve for x
    x = 4,508,760.41/2,372.16
  6. Step 6: Final answer
    x = 1,900.70

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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.