Home / 10,561.74-15,845.28-3,166.17

Finding the Fourth Proportional to 10,561.74, 15,845.28 and 3,166.17

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Solution

The fourth proportional to 10,561.74, 15,845.28 and 3,166.17 is: 4,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.74 : 15,845.28 = 3,166.17 : x
  2. Step 2: Convert to fraction form
    10,561.74/15,845.28 = 3,166.17/x
  3. Step 3: Cross multiply
    10,561.74x = 15,845.28 × 3,166.17
  4. Step 4: Simplify right side
    10,561.74x = 50,168,850.18
  5. Step 5: Solve for x
    x = 50,168,850.18/10,561.74
  6. Step 6: Final answer
    x = 4,750.06

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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.