Home / 10,266.19-15,399.28-3,340.69

Finding the Fourth Proportional to 10,266.19, 15,399.28 and 3,340.69

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Solution

The fourth proportional to 10,266.19, 15,399.28 and 3,340.69 is: 5,011.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.19 : 15,399.28 = 3,340.69 : x
  2. Step 2: Convert to fraction form
    10,266.19/15,399.28 = 3,340.69/x
  3. Step 3: Cross multiply
    10,266.19x = 15,399.28 × 3,340.69
  4. Step 4: Simplify right side
    10,266.19x = 51,444,186.38
  5. Step 5: Solve for x
    x = 51,444,186.38/10,266.19
  6. Step 6: Final answer
    x = 5,011.03

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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.