Home / 5,873.16-8,103.96-3,882.65

Finding the Fourth Proportional to 5,873.16, 8,103.96 and 3,882.65

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Solution

The fourth proportional to 5,873.16, 8,103.96 and 3,882.65 is: 5,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.16 : 8,103.96 = 3,882.65 : x
  2. Step 2: Convert to fraction form
    5,873.16/8,103.96 = 3,882.65/x
  3. Step 3: Cross multiply
    5,873.16x = 8,103.96 × 3,882.65
  4. Step 4: Simplify right side
    5,873.16x = 31,464,799.77
  5. Step 5: Solve for x
    x = 31,464,799.77/5,873.16
  6. Step 6: Final answer
    x = 5,357.39

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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.