Home / 3,864.35-5,795.55-1,491.95

Finding the Fourth Proportional to 3,864.35, 5,795.55 and 1,491.95

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Solution

The fourth proportional to 3,864.35, 5,795.55 and 1,491.95 is: 2,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.35 : 5,795.55 = 1,491.95 : x
  2. Step 2: Convert to fraction form
    3,864.35/5,795.55 = 1,491.95/x
  3. Step 3: Cross multiply
    3,864.35x = 5,795.55 × 1,491.95
  4. Step 4: Simplify right side
    3,864.35x = 8,646,685.31
  5. Step 5: Solve for x
    x = 8,646,685.31/3,864.35
  6. Step 6: Final answer
    x = 2,237.55

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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.