Home / 3,727.58-5,143.81-2,048.95

Finding the Fourth Proportional to 3,727.58, 5,143.81 and 2,048.95

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Solution

The fourth proportional to 3,727.58, 5,143.81 and 2,048.95 is: 2,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.58 : 5,143.81 = 2,048.95 : x
  2. Step 2: Convert to fraction form
    3,727.58/5,143.81 = 2,048.95/x
  3. Step 3: Cross multiply
    3,727.58x = 5,143.81 × 2,048.95
  4. Step 4: Simplify right side
    3,727.58x = 10,539,409.50
  5. Step 5: Solve for x
    x = 10,539,409.50/3,727.58
  6. Step 6: Final answer
    x = 2,827.41

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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.