Home / 10,195.06-15,294.79-3,174.93

Finding the Fourth Proportional to 10,195.06, 15,294.79 and 3,174.93

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Solution

The fourth proportional to 10,195.06, 15,294.79 and 3,174.93 is: 4,763.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.06 : 15,294.79 = 3,174.93 : x
  2. Step 2: Convert to fraction form
    10,195.06/15,294.79 = 3,174.93/x
  3. Step 3: Cross multiply
    10,195.06x = 15,294.79 × 3,174.93
  4. Step 4: Simplify right side
    10,195.06x = 48,559,887.61
  5. Step 5: Solve for x
    x = 48,559,887.61/10,195.06
  6. Step 6: Final answer
    x = 4,763.08

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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.