Home / 6,110.29-9,155.67-3,917.20

Finding the Fourth Proportional to 6,110.29, 9,155.67 and 3,917.20

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Solution

The fourth proportional to 6,110.29, 9,155.67 and 3,917.20 is: 5,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.29 : 9,155.67 = 3,917.20 : x
  2. Step 2: Convert to fraction form
    6,110.29/9,155.67 = 3,917.20/x
  3. Step 3: Cross multiply
    6,110.29x = 9,155.67 × 3,917.20
  4. Step 4: Simplify right side
    6,110.29x = 35,864,590.52
  5. Step 5: Solve for x
    x = 35,864,590.52/6,110.29
  6. Step 6: Final answer
    x = 5,869.54

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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.