Home / 1,828.61-2,742.15-1,134.24

Finding the Fourth Proportional to 1,828.61, 2,742.15 and 1,134.24

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Solution

The fourth proportional to 1,828.61, 2,742.15 and 1,134.24 is: 1,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.61 : 2,742.15 = 1,134.24 : x
  2. Step 2: Convert to fraction form
    1,828.61/2,742.15 = 1,134.24/x
  3. Step 3: Cross multiply
    1,828.61x = 2,742.15 × 1,134.24
  4. Step 4: Simplify right side
    1,828.61x = 3,110,250.19
  5. Step 5: Solve for x
    x = 3,110,250.19/1,828.61
  6. Step 6: Final answer
    x = 1,700.88

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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.