Home / 2,723.64-4,065.47-2,492.79

Finding the Fourth Proportional to 2,723.64, 4,065.47 and 2,492.79

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Solution

The fourth proportional to 2,723.64, 4,065.47 and 2,492.79 is: 3,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.64 : 4,065.47 = 2,492.79 : x
  2. Step 2: Convert to fraction form
    2,723.64/4,065.47 = 2,492.79/x
  3. Step 3: Cross multiply
    2,723.64x = 4,065.47 × 2,492.79
  4. Step 4: Simplify right side
    2,723.64x = 10,134,350.50
  5. Step 5: Solve for x
    x = 10,134,350.50/2,723.64
  6. Step 6: Final answer
    x = 3,720.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.