Home / 5,195.94-7,171.08-3,307.70

Finding the Fourth Proportional to 5,195.94, 7,171.08 and 3,307.70

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Solution

The fourth proportional to 5,195.94, 7,171.08 and 3,307.70 is: 4,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.94 : 7,171.08 = 3,307.70 : x
  2. Step 2: Convert to fraction form
    5,195.94/7,171.08 = 3,307.70/x
  3. Step 3: Cross multiply
    5,195.94x = 7,171.08 × 3,307.70
  4. Step 4: Simplify right side
    5,195.94x = 23,719,781.32
  5. Step 5: Solve for x
    x = 23,719,781.32/5,195.94
  6. Step 6: Final answer
    x = 4,565.06

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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.