Home / 10,779.04-16,163.34-3,758.86

Finding the Fourth Proportional to 10,779.04, 16,163.34 and 3,758.86

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Solution

The fourth proportional to 10,779.04, 16,163.34 and 3,758.86 is: 5,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779.04 : 16,163.34 = 3,758.86 : x
  2. Step 2: Convert to fraction form
    10,779.04/16,163.34 = 3,758.86/x
  3. Step 3: Cross multiply
    10,779.04x = 16,163.34 × 3,758.86
  4. Step 4: Simplify right side
    10,779.04x = 60,755,732.19
  5. Step 5: Solve for x
    x = 60,755,732.19/10,779.04
  6. Step 6: Final answer
    x = 5,636.47

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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.