Home / 9,795.32-13,517.61-5,319.09

Finding the Fourth Proportional to 9,795.32, 13,517.61 and 5,319.09

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Solution

The fourth proportional to 9,795.32, 13,517.61 and 5,319.09 is: 7,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.32 : 13,517.61 = 5,319.09 : x
  2. Step 2: Convert to fraction form
    9,795.32/13,517.61 = 5,319.09/x
  3. Step 3: Cross multiply
    9,795.32x = 13,517.61 × 5,319.09
  4. Step 4: Simplify right side
    9,795.32x = 71,901,364.23
  5. Step 5: Solve for x
    x = 71,901,364.23/9,795.32
  6. Step 6: Final answer
    x = 7,340.38

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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.