Home / 8,217.08-11,343.30-5,237

Finding the Fourth Proportional to 8,217.08, 11,343.30 and 5,237

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Solution

The fourth proportional to 8,217.08, 11,343.30 and 5,237 is: 7,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.08 : 11,343.30 = 5,237 : x
  2. Step 2: Convert to fraction form
    8,217.08/11,343.30 = 5,237/x
  3. Step 3: Cross multiply
    8,217.08x = 11,343.30 × 5,237
  4. Step 4: Simplify right side
    8,217.08x = 59,404,862.10
  5. Step 5: Solve for x
    x = 59,404,862.10/8,217.08
  6. Step 6: Final answer
    x = 7,229.44

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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.