Home / 4,089.80-6,141.96-3,350.81

Finding the Fourth Proportional to 4,089.80, 6,141.96 and 3,350.81

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Solution

The fourth proportional to 4,089.80, 6,141.96 and 3,350.81 is: 5,032.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.80 : 6,141.96 = 3,350.81 : x
  2. Step 2: Convert to fraction form
    4,089.80/6,141.96 = 3,350.81/x
  3. Step 3: Cross multiply
    4,089.80x = 6,141.96 × 3,350.81
  4. Step 4: Simplify right side
    4,089.80x = 20,580,510.28
  5. Step 5: Solve for x
    x = 20,580,510.28/4,089.80
  6. Step 6: Final answer
    x = 5,032.16

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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.