Home / 5,214.53-7,196.06-2,856.66

Finding the Fourth Proportional to 5,214.53, 7,196.06 and 2,856.66

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Solution

The fourth proportional to 5,214.53, 7,196.06 and 2,856.66 is: 3,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.53 : 7,196.06 = 2,856.66 : x
  2. Step 2: Convert to fraction form
    5,214.53/7,196.06 = 2,856.66/x
  3. Step 3: Cross multiply
    5,214.53x = 7,196.06 × 2,856.66
  4. Step 4: Simplify right side
    5,214.53x = 20,556,682.48
  5. Step 5: Solve for x
    x = 20,556,682.48/5,214.53
  6. Step 6: Final answer
    x = 3,942.20

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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.