Home / 1,826.38-2,520.66-1,040.50

Finding the Fourth Proportional to 1,826.38, 2,520.66 and 1,040.50

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Solution

The fourth proportional to 1,826.38, 2,520.66 and 1,040.50 is: 1,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.38 : 2,520.66 = 1,040.50 : x
  2. Step 2: Convert to fraction form
    1,826.38/2,520.66 = 1,040.50/x
  3. Step 3: Cross multiply
    1,826.38x = 2,520.66 × 1,040.50
  4. Step 4: Simplify right side
    1,826.38x = 2,622,746.73
  5. Step 5: Solve for x
    x = 2,622,746.73/1,826.38
  6. Step 6: Final answer
    x = 1,436.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.