Home / 8,734.28-12,052.64-5,196.82

Finding the Fourth Proportional to 8,734.28, 12,052.64 and 5,196.82

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Solution

The fourth proportional to 8,734.28, 12,052.64 and 5,196.82 is: 7,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.28 : 12,052.64 = 5,196.82 : x
  2. Step 2: Convert to fraction form
    8,734.28/12,052.64 = 5,196.82/x
  3. Step 3: Cross multiply
    8,734.28x = 12,052.64 × 5,196.82
  4. Step 4: Simplify right side
    8,734.28x = 62,635,400.60
  5. Step 5: Solve for x
    x = 62,635,400.60/8,734.28
  6. Step 6: Final answer
    x = 7,171.22

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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.