Home / 5,152.28-7,110.05-2,794.37

Finding the Fourth Proportional to 5,152.28, 7,110.05 and 2,794.37

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Solution

The fourth proportional to 5,152.28, 7,110.05 and 2,794.37 is: 3,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.28 : 7,110.05 = 2,794.37 : x
  2. Step 2: Convert to fraction form
    5,152.28/7,110.05 = 2,794.37/x
  3. Step 3: Cross multiply
    5,152.28x = 7,110.05 × 2,794.37
  4. Step 4: Simplify right side
    5,152.28x = 19,868,060.90
  5. Step 5: Solve for x
    x = 19,868,060.90/5,152.28
  6. Step 6: Final answer
    x = 3,856.17

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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.