Home / 9,795.40-13,517.69-5,319.23

Finding the Fourth Proportional to 9,795.40, 13,517.69 and 5,319.23

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Solution

The fourth proportional to 9,795.40, 13,517.69 and 5,319.23 is: 7,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.40 : 13,517.69 = 5,319.23 : x
  2. Step 2: Convert to fraction form
    9,795.40/13,517.69 = 5,319.23/x
  3. Step 3: Cross multiply
    9,795.40x = 13,517.69 × 5,319.23
  4. Step 4: Simplify right side
    9,795.40x = 71,903,684.03
  5. Step 5: Solve for x
    x = 71,903,684.03/9,795.40
  6. Step 6: Final answer
    x = 7,340.55

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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.