Home / 2,298.30-3,443.40-1,885.20

Finding the Fourth Proportional to 2,298.30, 3,443.40 and 1,885.20

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Solution

The fourth proportional to 2,298.30, 3,443.40 and 1,885.20 is: 2,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.30 : 3,443.40 = 1,885.20 : x
  2. Step 2: Convert to fraction form
    2,298.30/3,443.40 = 1,885.20/x
  3. Step 3: Cross multiply
    2,298.30x = 3,443.40 × 1,885.20
  4. Step 4: Simplify right side
    2,298.30x = 6,491,497.68
  5. Step 5: Solve for x
    x = 6,491,497.68/2,298.30
  6. Step 6: Final answer
    x = 2,824.48

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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.