Home / 2,381.44-3,277.20-2,313.76

Finding the Fourth Proportional to 2,381.44, 3,277.20 and 2,313.76

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Solution

The fourth proportional to 2,381.44, 3,277.20 and 2,313.76 is: 3,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.44 : 3,277.20 = 2,313.76 : x
  2. Step 2: Convert to fraction form
    2,381.44/3,277.20 = 2,313.76/x
  3. Step 3: Cross multiply
    2,381.44x = 3,277.20 × 2,313.76
  4. Step 4: Simplify right side
    2,381.44x = 7,582,654.27
  5. Step 5: Solve for x
    x = 7,582,654.27/2,381.44
  6. Step 6: Final answer
    x = 3,184.06

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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.