Home / 9,795.60-13,517.94-5,319.36

Finding the Fourth Proportional to 9,795.60, 13,517.94 and 5,319.36

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Solution

The fourth proportional to 9,795.60, 13,517.94 and 5,319.36 is: 7,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.60 : 13,517.94 = 5,319.36 : x
  2. Step 2: Convert to fraction form
    9,795.60/13,517.94 = 5,319.36/x
  3. Step 3: Cross multiply
    9,795.60x = 13,517.94 × 5,319.36
  4. Step 4: Simplify right side
    9,795.60x = 71,906,789.32
  5. Step 5: Solve for x
    x = 71,906,789.32/9,795.60
  6. Step 6: Final answer
    x = 7,340.72

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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.