Home / 5,194.13-7,168.20-2,956.10

Finding the Fourth Proportional to 5,194.13, 7,168.20 and 2,956.10

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Solution

The fourth proportional to 5,194.13, 7,168.20 and 2,956.10 is: 4,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.13 : 7,168.20 = 2,956.10 : x
  2. Step 2: Convert to fraction form
    5,194.13/7,168.20 = 2,956.10/x
  3. Step 3: Cross multiply
    5,194.13x = 7,168.20 × 2,956.10
  4. Step 4: Simplify right side
    5,194.13x = 21,189,869.09
  5. Step 5: Solve for x
    x = 21,189,869.09/5,194.13
  6. Step 6: Final answer
    x = 4,079.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.