Home / 2,826.90-4,237.20-1,182.96

Finding the Fourth Proportional to 2,826.90, 4,237.20 and 1,182.96

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Solution

The fourth proportional to 2,826.90, 4,237.20 and 1,182.96 is: 1,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.90 : 4,237.20 = 1,182.96 : x
  2. Step 2: Convert to fraction form
    2,826.90/4,237.20 = 1,182.96/x
  3. Step 3: Cross multiply
    2,826.90x = 4,237.20 × 1,182.96
  4. Step 4: Simplify right side
    2,826.90x = 5,012,438.11
  5. Step 5: Solve for x
    x = 5,012,438.11/2,826.90
  6. Step 6: Final answer
    x = 1,773.12

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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.