Home / 5,117.28-7,673.76-2,194.08

Finding the Fourth Proportional to 5,117.28, 7,673.76 and 2,194.08

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Solution

The fourth proportional to 5,117.28, 7,673.76 and 2,194.08 is: 3,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.28 : 7,673.76 = 2,194.08 : x
  2. Step 2: Convert to fraction form
    5,117.28/7,673.76 = 2,194.08/x
  3. Step 3: Cross multiply
    5,117.28x = 7,673.76 × 2,194.08
  4. Step 4: Simplify right side
    5,117.28x = 16,836,843.34
  5. Step 5: Solve for x
    x = 16,836,843.34/5,117.28
  6. Step 6: Final answer
    x = 3,290.19

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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.