Home / 10,561.25-15,845.36-3,544.57

Finding the Fourth Proportional to 10,561.25, 15,845.36 and 3,544.57

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Solution

The fourth proportional to 10,561.25, 15,845.36 and 3,544.57 is: 5,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.25 : 15,845.36 = 3,544.57 : x
  2. Step 2: Convert to fraction form
    10,561.25/15,845.36 = 3,544.57/x
  3. Step 3: Cross multiply
    10,561.25x = 15,845.36 × 3,544.57
  4. Step 4: Simplify right side
    10,561.25x = 56,164,987.70
  5. Step 5: Solve for x
    x = 56,164,987.70/10,561.25
  6. Step 6: Final answer
    x = 5,318.02

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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.