Home / 10,110.12-15,166.60-3,534.81

Finding the Fourth Proportional to 10,110.12, 15,166.60 and 3,534.81

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Solution

The fourth proportional to 10,110.12, 15,166.60 and 3,534.81 is: 5,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.12 : 15,166.60 = 3,534.81 : x
  2. Step 2: Convert to fraction form
    10,110.12/15,166.60 = 3,534.81/x
  3. Step 3: Cross multiply
    10,110.12x = 15,166.60 × 3,534.81
  4. Step 4: Simplify right side
    10,110.12x = 53,611,049.35
  5. Step 5: Solve for x
    x = 53,611,049.35/10,110.12
  6. Step 6: Final answer
    x = 5,302.71

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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.