Home / 3,903.54-5,386.10-2,332.14

Finding the Fourth Proportional to 3,903.54, 5,386.10 and 2,332.14

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Solution

The fourth proportional to 3,903.54, 5,386.10 and 2,332.14 is: 3,217.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.54 : 5,386.10 = 2,332.14 : x
  2. Step 2: Convert to fraction form
    3,903.54/5,386.10 = 2,332.14/x
  3. Step 3: Cross multiply
    3,903.54x = 5,386.10 × 2,332.14
  4. Step 4: Simplify right side
    3,903.54x = 12,561,139.25
  5. Step 5: Solve for x
    x = 12,561,139.25/3,903.54
  6. Step 6: Final answer
    x = 3,217.88

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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.