Home / 2,965.28-4,444.38-1,381.86

Finding the Fourth Proportional to 2,965.28, 4,444.38 and 1,381.86

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Solution

The fourth proportional to 2,965.28, 4,444.38 and 1,381.86 is: 2,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.28 : 4,444.38 = 1,381.86 : x
  2. Step 2: Convert to fraction form
    2,965.28/4,444.38 = 1,381.86/x
  3. Step 3: Cross multiply
    2,965.28x = 4,444.38 × 1,381.86
  4. Step 4: Simplify right side
    2,965.28x = 6,141,510.95
  5. Step 5: Solve for x
    x = 6,141,510.95/2,965.28
  6. Step 6: Final answer
    x = 2,071.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.