Home / 3,908.95-5,864.10-1,443.79

Finding the Fourth Proportional to 3,908.95, 5,864.10 and 1,443.79

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Solution

The fourth proportional to 3,908.95, 5,864.10 and 1,443.79 is: 2,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.95 : 5,864.10 = 1,443.79 : x
  2. Step 2: Convert to fraction form
    3,908.95/5,864.10 = 1,443.79/x
  3. Step 3: Cross multiply
    3,908.95x = 5,864.10 × 1,443.79
  4. Step 4: Simplify right side
    3,908.95x = 8,466,528.94
  5. Step 5: Solve for x
    x = 8,466,528.94/3,908.95
  6. Step 6: Final answer
    x = 2,165.93

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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.