Home / 10,161.29-15,242.21-3,585.98

Finding the Fourth Proportional to 10,161.29, 15,242.21 and 3,585.98

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Solution

The fourth proportional to 10,161.29, 15,242.21 and 3,585.98 is: 5,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.29 : 15,242.21 = 3,585.98 : x
  2. Step 2: Convert to fraction form
    10,161.29/15,242.21 = 3,585.98/x
  3. Step 3: Cross multiply
    10,161.29x = 15,242.21 × 3,585.98
  4. Step 4: Simplify right side
    10,161.29x = 54,658,260.22
  5. Step 5: Solve for x
    x = 54,658,260.22/10,161.29
  6. Step 6: Final answer
    x = 5,379.07

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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.