Home / 5,214.24-7,195.56-2,856.36

Finding the Fourth Proportional to 5,214.24, 7,195.56 and 2,856.36

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Solution

The fourth proportional to 5,214.24, 7,195.56 and 2,856.36 is: 3,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.24 : 7,195.56 = 2,856.36 : x
  2. Step 2: Convert to fraction form
    5,214.24/7,195.56 = 2,856.36/x
  3. Step 3: Cross multiply
    5,214.24x = 7,195.56 × 2,856.36
  4. Step 4: Simplify right side
    5,214.24x = 20,553,109.76
  5. Step 5: Solve for x
    x = 20,553,109.76/5,214.24
  6. Step 6: Final answer
    x = 3,941.73

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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.