Home / 10,193.74-15,292.91-3,619.92

Finding the Fourth Proportional to 10,193.74, 15,292.91 and 3,619.92

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Solution

The fourth proportional to 10,193.74, 15,292.91 and 3,619.92 is: 5,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.74 : 15,292.91 = 3,619.92 : x
  2. Step 2: Convert to fraction form
    10,193.74/15,292.91 = 3,619.92/x
  3. Step 3: Cross multiply
    10,193.74x = 15,292.91 × 3,619.92
  4. Step 4: Simplify right side
    10,193.74x = 55,359,110.77
  5. Step 5: Solve for x
    x = 55,359,110.77/10,193.74
  6. Step 6: Final answer
    x = 5,430.70

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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.