Home / 5,152.25-7,110.09-2,794.38

Finding the Fourth Proportional to 5,152.25, 7,110.09 and 2,794.38

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Solution

The fourth proportional to 5,152.25, 7,110.09 and 2,794.38 is: 3,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.25 : 7,110.09 = 2,794.38 : x
  2. Step 2: Convert to fraction form
    5,152.25/7,110.09 = 2,794.38/x
  3. Step 3: Cross multiply
    5,152.25x = 7,110.09 × 2,794.38
  4. Step 4: Simplify right side
    5,152.25x = 19,868,293.29
  5. Step 5: Solve for x
    x = 19,868,293.29/5,152.25
  6. Step 6: Final answer
    x = 3,856.24

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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.