Home / 4,087.05-6,134.42-2,918.22

Finding the Fourth Proportional to 4,087.05, 6,134.42 and 2,918.22

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Solution

The fourth proportional to 4,087.05, 6,134.42 and 2,918.22 is: 4,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.05 : 6,134.42 = 2,918.22 : x
  2. Step 2: Convert to fraction form
    4,087.05/6,134.42 = 2,918.22/x
  3. Step 3: Cross multiply
    4,087.05x = 6,134.42 × 2,918.22
  4. Step 4: Simplify right side
    4,087.05x = 17,901,587.13
  5. Step 5: Solve for x
    x = 17,901,587.13/4,087.05
  6. Step 6: Final answer
    x = 4,380.08

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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.