Home / 4,120.06-6,174.62-3,569.68

Finding the Fourth Proportional to 4,120.06, 6,174.62 and 3,569.68

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Solution

The fourth proportional to 4,120.06, 6,174.62 and 3,569.68 is: 5,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.06 : 6,174.62 = 3,569.68 : x
  2. Step 2: Convert to fraction form
    4,120.06/6,174.62 = 3,569.68/x
  3. Step 3: Cross multiply
    4,120.06x = 6,174.62 × 3,569.68
  4. Step 4: Simplify right side
    4,120.06x = 22,041,399.67
  5. Step 5: Solve for x
    x = 22,041,399.67/4,120.06
  6. Step 6: Final answer
    x = 5,349.78

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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.