Home / 2,372.14-3,272.91-1,377.35

Finding the Fourth Proportional to 2,372.14, 3,272.91 and 1,377.35

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Solution

The fourth proportional to 2,372.14, 3,272.91 and 1,377.35 is: 1,900.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.14 : 3,272.91 = 1,377.35 : x
  2. Step 2: Convert to fraction form
    2,372.14/3,272.91 = 1,377.35/x
  3. Step 3: Cross multiply
    2,372.14x = 3,272.91 × 1,377.35
  4. Step 4: Simplify right side
    2,372.14x = 4,507,951.74
  5. Step 5: Solve for x
    x = 4,507,951.74/2,372.14
  6. Step 6: Final answer
    x = 1,900.38

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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.