Home / 5,788.74-8,678.23-3,934.65

Finding the Fourth Proportional to 5,788.74, 8,678.23 and 3,934.65

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Solution

The fourth proportional to 5,788.74, 8,678.23 and 3,934.65 is: 5,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,788.74 : 8,678.23 = 3,934.65 : x
  2. Step 2: Convert to fraction form
    5,788.74/8,678.23 = 3,934.65/x
  3. Step 3: Cross multiply
    5,788.74x = 8,678.23 × 3,934.65
  4. Step 4: Simplify right side
    5,788.74x = 34,145,797.67
  5. Step 5: Solve for x
    x = 34,145,797.67/5,788.74
  6. Step 6: Final answer
    x = 5,898.66

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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.