Home / 10,779.19-16,163.56-3,759.03

Finding the Fourth Proportional to 10,779.19, 16,163.56 and 3,759.03

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Solution

The fourth proportional to 10,779.19, 16,163.56 and 3,759.03 is: 5,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.19 : 16,163.56 = 3,759.03 : x
  2. Step 2: Convert to fraction form
    10,779.19/16,163.56 = 3,759.03/x
  3. Step 3: Cross multiply
    10,779.19x = 16,163.56 × 3,759.03
  4. Step 4: Simplify right side
    10,779.19x = 60,759,306.95
  5. Step 5: Solve for x
    x = 60,759,306.95/10,779.19
  6. Step 6: Final answer
    x = 5,636.72

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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.