Home / 10,154.73-15,229.01-3,914.26

Finding the Fourth Proportional to 10,154.73, 15,229.01 and 3,914.26

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Solution

The fourth proportional to 10,154.73, 15,229.01 and 3,914.26 is: 5,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.73 : 15,229.01 = 3,914.26 : x
  2. Step 2: Convert to fraction form
    10,154.73/15,229.01 = 3,914.26/x
  3. Step 3: Cross multiply
    10,154.73x = 15,229.01 × 3,914.26
  4. Step 4: Simplify right side
    10,154.73x = 59,610,276.40
  5. Step 5: Solve for x
    x = 59,610,276.40/10,154.73
  6. Step 6: Final answer
    x = 5,870.20

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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.