Home / 5,306.92-7,323.62-3,318.67

Finding the Fourth Proportional to 5,306.92, 7,323.62 and 3,318.67

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Solution

The fourth proportional to 5,306.92, 7,323.62 and 3,318.67 is: 4,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.92 : 7,323.62 = 3,318.67 : x
  2. Step 2: Convert to fraction form
    5,306.92/7,323.62 = 3,318.67/x
  3. Step 3: Cross multiply
    5,306.92x = 7,323.62 × 3,318.67
  4. Step 4: Simplify right side
    5,306.92x = 24,304,670.55
  5. Step 5: Solve for x
    x = 24,304,670.55/5,306.92
  6. Step 6: Final answer
    x = 4,579.81

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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.