Home / 5,301.18-7,318.14-3,314.65

Finding the Fourth Proportional to 5,301.18, 7,318.14 and 3,314.65

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Solution

The fourth proportional to 5,301.18, 7,318.14 and 3,314.65 is: 4,575.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.18 : 7,318.14 = 3,314.65 : x
  2. Step 2: Convert to fraction form
    5,301.18/7,318.14 = 3,314.65/x
  3. Step 3: Cross multiply
    5,301.18x = 7,318.14 × 3,314.65
  4. Step 4: Simplify right side
    5,301.18x = 24,257,072.75
  5. Step 5: Solve for x
    x = 24,257,072.75/5,301.18
  6. Step 6: Final answer
    x = 4,575.79

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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.