Home / 10,154.26-15,232.67-3,914.10

Finding the Fourth Proportional to 10,154.26, 15,232.67 and 3,914.10

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Solution

The fourth proportional to 10,154.26, 15,232.67 and 3,914.10 is: 5,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.26 : 15,232.67 = 3,914.10 : x
  2. Step 2: Convert to fraction form
    10,154.26/15,232.67 = 3,914.10/x
  3. Step 3: Cross multiply
    10,154.26x = 15,232.67 × 3,914.10
  4. Step 4: Simplify right side
    10,154.26x = 59,622,193.65
  5. Step 5: Solve for x
    x = 59,622,193.65/10,154.26
  6. Step 6: Final answer
    x = 5,871.64

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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.