Home / 10,691.51-16,025.93-4,114.85

Finding the Fourth Proportional to 10,691.51, 16,025.93 and 4,114.85

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Solution

The fourth proportional to 10,691.51, 16,025.93 and 4,114.85 is: 6,167.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.51 : 16,025.93 = 4,114.85 : x
  2. Step 2: Convert to fraction form
    10,691.51/16,025.93 = 4,114.85/x
  3. Step 3: Cross multiply
    10,691.51x = 16,025.93 × 4,114.85
  4. Step 4: Simplify right side
    10,691.51x = 65,944,317.55
  5. Step 5: Solve for x
    x = 65,944,317.55/10,691.51
  6. Step 6: Final answer
    x = 6,167.91

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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.