Home / 5,675.60-7,834.44-3,318.48

Finding the Fourth Proportional to 5,675.60, 7,834.44 and 3,318.48

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Solution

The fourth proportional to 5,675.60, 7,834.44 and 3,318.48 is: 4,580.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.60 : 7,834.44 = 3,318.48 : x
  2. Step 2: Convert to fraction form
    5,675.60/7,834.44 = 3,318.48/x
  3. Step 3: Cross multiply
    5,675.60x = 7,834.44 × 3,318.48
  4. Step 4: Simplify right side
    5,675.60x = 25,998,432.45
  5. Step 5: Solve for x
    x = 25,998,432.45/5,675.60
  6. Step 6: Final answer
    x = 4,580.74

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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.