Home / 2,284.64-3,424.29-896.55

Finding the Fourth Proportional to 2,284.64, 3,424.29 and 896.55

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Solution

The fourth proportional to 2,284.64, 3,424.29 and 896.55 is: 1,343.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.64 : 3,424.29 = 896.55 : x
  2. Step 2: Convert to fraction form
    2,284.64/3,424.29 = 896.55/x
  3. Step 3: Cross multiply
    2,284.64x = 3,424.29 × 896.55
  4. Step 4: Simplify right side
    2,284.64x = 3,070,047.20
  5. Step 5: Solve for x
    x = 3,070,047.20/2,284.64
  6. Step 6: Final answer
    x = 1,343.78

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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.