Home / 2,372.77-3,275.96-2,123.66

Finding the Fourth Proportional to 2,372.77, 3,275.96 and 2,123.66

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Solution

The fourth proportional to 2,372.77, 3,275.96 and 2,123.66 is: 2,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.77 : 3,275.96 = 2,123.66 : x
  2. Step 2: Convert to fraction form
    2,372.77/3,275.96 = 2,123.66/x
  3. Step 3: Cross multiply
    2,372.77x = 3,275.96 × 2,123.66
  4. Step 4: Simplify right side
    2,372.77x = 6,957,006.18
  5. Step 5: Solve for x
    x = 6,957,006.18/2,372.77
  6. Step 6: Final answer
    x = 2,932.02

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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.