Home / 6,118.92-9,177.59-1,958.58

Finding the Fourth Proportional to 6,118.92, 9,177.59 and 1,958.58

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Solution

The fourth proportional to 6,118.92, 9,177.59 and 1,958.58 is: 2,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.92 : 9,177.59 = 1,958.58 : x
  2. Step 2: Convert to fraction form
    6,118.92/9,177.59 = 1,958.58/x
  3. Step 3: Cross multiply
    6,118.92x = 9,177.59 × 1,958.58
  4. Step 4: Simplify right side
    6,118.92x = 17,975,044.22
  5. Step 5: Solve for x
    x = 17,975,044.22/6,118.92
  6. Step 6: Final answer
    x = 2,937.62

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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.