Home / 7,836.11-11,758.41-5,197.13

Finding the Fourth Proportional to 7,836.11, 11,758.41 and 5,197.13

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Solution

The fourth proportional to 7,836.11, 11,758.41 and 5,197.13 is: 7,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.11 : 11,758.41 = 5,197.13 : x
  2. Step 2: Convert to fraction form
    7,836.11/11,758.41 = 5,197.13/x
  3. Step 3: Cross multiply
    7,836.11x = 11,758.41 × 5,197.13
  4. Step 4: Simplify right side
    7,836.11x = 61,109,926.57
  5. Step 5: Solve for x
    x = 61,109,926.57/7,836.11
  6. Step 6: Final answer
    x = 7,798.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.