Home / 6,779.90-10,169.85-1,849.43

Finding the Fourth Proportional to 6,779.90, 10,169.85 and 1,849.43

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Solution

The fourth proportional to 6,779.90, 10,169.85 and 1,849.43 is: 2,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.90 : 10,169.85 = 1,849.43 : x
  2. Step 2: Convert to fraction form
    6,779.90/10,169.85 = 1,849.43/x
  3. Step 3: Cross multiply
    6,779.90x = 10,169.85 × 1,849.43
  4. Step 4: Simplify right side
    6,779.90x = 18,808,425.69
  5. Step 5: Solve for x
    x = 18,808,425.69/6,779.90
  6. Step 6: Final answer
    x = 2,774.15

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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.