Home / 5,306.87-7,326.08-3,318.07

Finding the Fourth Proportional to 5,306.87, 7,326.08 and 3,318.07

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Solution

The fourth proportional to 5,306.87, 7,326.08 and 3,318.07 is: 4,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.87 : 7,326.08 = 3,318.07 : x
  2. Step 2: Convert to fraction form
    5,306.87/7,326.08 = 3,318.07/x
  3. Step 3: Cross multiply
    5,306.87x = 7,326.08 × 3,318.07
  4. Step 4: Simplify right side
    5,306.87x = 24,308,446.27
  5. Step 5: Solve for x
    x = 24,308,446.27/5,306.87
  6. Step 6: Final answer
    x = 4,580.56

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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.