Home / 10,073.03-15,109.60-3,409.59

Finding the Fourth Proportional to 10,073.03, 15,109.60 and 3,409.59

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Solution

The fourth proportional to 10,073.03, 15,109.60 and 3,409.59 is: 5,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.03 : 15,109.60 = 3,409.59 : x
  2. Step 2: Convert to fraction form
    10,073.03/15,109.60 = 3,409.59/x
  3. Step 3: Cross multiply
    10,073.03x = 15,109.60 × 3,409.59
  4. Step 4: Simplify right side
    10,073.03x = 51,517,532.54
  5. Step 5: Solve for x
    x = 51,517,532.54/10,073.03
  6. Step 6: Final answer
    x = 5,114.40

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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.