Home / 3,272.01-4,515.30-1,779.90

Finding the Fourth Proportional to 3,272.01, 4,515.30 and 1,779.90

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Solution

The fourth proportional to 3,272.01, 4,515.30 and 1,779.90 is: 2,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.01 : 4,515.30 = 1,779.90 : x
  2. Step 2: Convert to fraction form
    3,272.01/4,515.30 = 1,779.90/x
  3. Step 3: Cross multiply
    3,272.01x = 4,515.30 × 1,779.90
  4. Step 4: Simplify right side
    3,272.01x = 8,036,782.47
  5. Step 5: Solve for x
    x = 8,036,782.47/3,272.01
  6. Step 6: Final answer
    x = 2,456.22

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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.