Home / 4,080.09-6,121.17-1,158.42

Finding the Fourth Proportional to 4,080.09, 6,121.17 and 1,158.42

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Solution

The fourth proportional to 4,080.09, 6,121.17 and 1,158.42 is: 1,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.09 : 6,121.17 = 1,158.42 : x
  2. Step 2: Convert to fraction form
    4,080.09/6,121.17 = 1,158.42/x
  3. Step 3: Cross multiply
    4,080.09x = 6,121.17 × 1,158.42
  4. Step 4: Simplify right side
    4,080.09x = 7,090,885.75
  5. Step 5: Solve for x
    x = 7,090,885.75/4,080.09
  6. Step 6: Final answer
    x = 1,737.92

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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.