Home / 3,458.44-5,187.12-1,118.14

Finding the Fourth Proportional to 3,458.44, 5,187.12 and 1,118.14

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Solution

The fourth proportional to 3,458.44, 5,187.12 and 1,118.14 is: 1,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.44 : 5,187.12 = 1,118.14 : x
  2. Step 2: Convert to fraction form
    3,458.44/5,187.12 = 1,118.14/x
  3. Step 3: Cross multiply
    3,458.44x = 5,187.12 × 1,118.14
  4. Step 4: Simplify right side
    3,458.44x = 5,799,926.36
  5. Step 5: Solve for x
    x = 5,799,926.36/3,458.44
  6. Step 6: Final answer
    x = 1,677.04

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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.