Home / 2,433.88-3,358.79-1,386.01

Finding the Fourth Proportional to 2,433.88, 3,358.79 and 1,386.01

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Solution

The fourth proportional to 2,433.88, 3,358.79 and 1,386.01 is: 1,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.88 : 3,358.79 = 1,386.01 : x
  2. Step 2: Convert to fraction form
    2,433.88/3,358.79 = 1,386.01/x
  3. Step 3: Cross multiply
    2,433.88x = 3,358.79 × 1,386.01
  4. Step 4: Simplify right side
    2,433.88x = 4,655,316.53
  5. Step 5: Solve for x
    x = 4,655,316.53/2,433.88
  6. Step 6: Final answer
    x = 1,912.71

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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.