Home / 10,619.16-15,928.56-3,597.66

Finding the Fourth Proportional to 10,619.16, 15,928.56 and 3,597.66

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Solution

The fourth proportional to 10,619.16, 15,928.56 and 3,597.66 is: 5,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.16 : 15,928.56 = 3,597.66 : x
  2. Step 2: Convert to fraction form
    10,619.16/15,928.56 = 3,597.66/x
  3. Step 3: Cross multiply
    10,619.16x = 15,928.56 × 3,597.66
  4. Step 4: Simplify right side
    10,619.16x = 57,305,543.17
  5. Step 5: Solve for x
    x = 57,305,543.17/10,619.16
  6. Step 6: Final answer
    x = 5,396.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.