Home / 9,793.96-13,515.44-5,317.62

Finding the Fourth Proportional to 9,793.96, 13,515.44 and 5,317.62

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Solution

The fourth proportional to 9,793.96, 13,515.44 and 5,317.62 is: 7,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.96 : 13,515.44 = 5,317.62 : x
  2. Step 2: Convert to fraction form
    9,793.96/13,515.44 = 5,317.62/x
  3. Step 3: Cross multiply
    9,793.96x = 13,515.44 × 5,317.62
  4. Step 4: Simplify right side
    9,793.96x = 71,869,974.05
  5. Step 5: Solve for x
    x = 71,869,974.05/9,793.96
  6. Step 6: Final answer
    x = 7,338.19

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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.