Home / 4,160.88-6,241.68-1,239.18

Finding the Fourth Proportional to 4,160.88, 6,241.68 and 1,239.18

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Solution

The fourth proportional to 4,160.88, 6,241.68 and 1,239.18 is: 1,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.88 : 6,241.68 = 1,239.18 : x
  2. Step 2: Convert to fraction form
    4,160.88/6,241.68 = 1,239.18/x
  3. Step 3: Cross multiply
    4,160.88x = 6,241.68 × 1,239.18
  4. Step 4: Simplify right side
    4,160.88x = 7,734,565.02
  5. Step 5: Solve for x
    x = 7,734,565.02/4,160.88
  6. Step 6: Final answer
    x = 1,858.88

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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.