Home / 6,779.28-10,165.32-3,491.04

Finding the Fourth Proportional to 6,779.28, 10,165.32 and 3,491.04

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Solution

The fourth proportional to 6,779.28, 10,165.32 and 3,491.04 is: 5,234.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.28 : 10,165.32 = 3,491.04 : x
  2. Step 2: Convert to fraction form
    6,779.28/10,165.32 = 3,491.04/x
  3. Step 3: Cross multiply
    6,779.28x = 10,165.32 × 3,491.04
  4. Step 4: Simplify right side
    6,779.28x = 35,487,538.73
  5. Step 5: Solve for x
    x = 35,487,538.73/6,779.28
  6. Step 6: Final answer
    x = 5,234.71

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1.5x scale

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.