Home / 6,779.59-10,170.98-2,162.59

Finding the Fourth Proportional to 6,779.59, 10,170.98 and 2,162.59

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Solution

The fourth proportional to 6,779.59, 10,170.98 and 2,162.59 is: 3,244.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.59 : 10,170.98 = 2,162.59 : x
  2. Step 2: Convert to fraction form
    6,779.59/10,170.98 = 2,162.59/x
  3. Step 3: Cross multiply
    6,779.59x = 10,170.98 × 2,162.59
  4. Step 4: Simplify right side
    6,779.59x = 21,995,659.64
  5. Step 5: Solve for x
    x = 21,995,659.64/6,779.59
  6. Step 6: Final answer
    x = 3,244.39

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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.