Home / 5,195.26-7,164.21-3,100.60

Finding the Fourth Proportional to 5,195.26, 7,164.21 and 3,100.60

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Solution

The fourth proportional to 5,195.26, 7,164.21 and 3,100.60 is: 4,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.26 : 7,164.21 = 3,100.60 : x
  2. Step 2: Convert to fraction form
    5,195.26/7,164.21 = 3,100.60/x
  3. Step 3: Cross multiply
    5,195.26x = 7,164.21 × 3,100.60
  4. Step 4: Simplify right side
    5,195.26x = 22,213,349.53
  5. Step 5: Solve for x
    x = 22,213,349.53/5,195.26
  6. Step 6: Final answer
    x = 4,275.70

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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.