Home / 6,779.68-10,169.58-2,397.20

Finding the Fourth Proportional to 6,779.68, 10,169.58 and 2,397.20

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Solution

The fourth proportional to 6,779.68, 10,169.58 and 2,397.20 is: 3,595.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.68 : 10,169.58 = 2,397.20 : x
  2. Step 2: Convert to fraction form
    6,779.68/10,169.58 = 2,397.20/x
  3. Step 3: Cross multiply
    6,779.68x = 10,169.58 × 2,397.20
  4. Step 4: Simplify right side
    6,779.68x = 24,378,517.18
  5. Step 5: Solve for x
    x = 24,378,517.18/6,779.68
  6. Step 6: Final answer
    x = 3,595.82

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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.