Home / 3,874.93-5,798.05-2,315.79

Finding the Fourth Proportional to 3,874.93, 5,798.05 and 2,315.79

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Solution

The fourth proportional to 3,874.93, 5,798.05 and 2,315.79 is: 3,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.93 : 5,798.05 = 2,315.79 : x
  2. Step 2: Convert to fraction form
    3,874.93/5,798.05 = 2,315.79/x
  3. Step 3: Cross multiply
    3,874.93x = 5,798.05 × 2,315.79
  4. Step 4: Simplify right side
    3,874.93x = 13,427,060.42
  5. Step 5: Solve for x
    x = 13,427,060.42/3,874.93
  6. Step 6: Final answer
    x = 3,465.11

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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.