Home / 1,779.30-2,669.52-1,049.04

Finding the Fourth Proportional to 1,779.30, 2,669.52 and 1,049.04

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Solution

The fourth proportional to 1,779.30, 2,669.52 and 1,049.04 is: 1,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.30 : 2,669.52 = 1,049.04 : x
  2. Step 2: Convert to fraction form
    1,779.30/2,669.52 = 1,049.04/x
  3. Step 3: Cross multiply
    1,779.30x = 2,669.52 × 1,049.04
  4. Step 4: Simplify right side
    1,779.30x = 2,800,433.26
  5. Step 5: Solve for x
    x = 2,800,433.26/1,779.30
  6. Step 6: Final answer
    x = 1,573.90

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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.