Home / 2,719.24-4,076.70-1,332.52

Finding the Fourth Proportional to 2,719.24, 4,076.70 and 1,332.52

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Solution

The fourth proportional to 2,719.24, 4,076.70 and 1,332.52 is: 1,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.24 : 4,076.70 = 1,332.52 : x
  2. Step 2: Convert to fraction form
    2,719.24/4,076.70 = 1,332.52/x
  3. Step 3: Cross multiply
    2,719.24x = 4,076.70 × 1,332.52
  4. Step 4: Simplify right side
    2,719.24x = 5,432,284.28
  5. Step 5: Solve for x
    x = 5,432,284.28/2,719.24
  6. Step 6: Final answer
    x = 1,997.72

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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.