Home / 5,200.38-7,206.60-5,101.92

Finding the Fourth Proportional to 5,200.38, 7,206.60 and 5,101.92

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Solution

The fourth proportional to 5,200.38, 7,206.60 and 5,101.92 is: 7,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.38 : 7,206.60 = 5,101.92 : x
  2. Step 2: Convert to fraction form
    5,200.38/7,206.60 = 5,101.92/x
  3. Step 3: Cross multiply
    5,200.38x = 7,206.60 × 5,101.92
  4. Step 4: Simplify right side
    5,200.38x = 36,767,496.67
  5. Step 5: Solve for x
    x = 36,767,496.67/5,200.38
  6. Step 6: Final answer
    x = 7,070.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.