Home / 3,849.71-5,775.29-1,541.39

Finding the Fourth Proportional to 3,849.71, 5,775.29 and 1,541.39

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Solution

The fourth proportional to 3,849.71, 5,775.29 and 1,541.39 is: 2,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.71 : 5,775.29 = 1,541.39 : x
  2. Step 2: Convert to fraction form
    3,849.71/5,775.29 = 1,541.39/x
  3. Step 3: Cross multiply
    3,849.71x = 5,775.29 × 1,541.39
  4. Step 4: Simplify right side
    3,849.71x = 8,901,966.55
  5. Step 5: Solve for x
    x = 8,901,966.55/3,849.71
  6. Step 6: Final answer
    x = 2,312.37

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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.