Home / 3,862.47-5,330.22-2,094.07

Finding the Fourth Proportional to 3,862.47, 5,330.22 and 2,094.07

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Solution

The fourth proportional to 3,862.47, 5,330.22 and 2,094.07 is: 2,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.47 : 5,330.22 = 2,094.07 : x
  2. Step 2: Convert to fraction form
    3,862.47/5,330.22 = 2,094.07/x
  3. Step 3: Cross multiply
    3,862.47x = 5,330.22 × 2,094.07
  4. Step 4: Simplify right side
    3,862.47x = 11,161,856.65
  5. Step 5: Solve for x
    x = 11,161,856.65/3,862.47
  6. Step 6: Final answer
    x = 2,889.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.