Home / 2,208.52-3,048.06-1,276.84

Finding the Fourth Proportional to 2,208.52, 3,048.06 and 1,276.84

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Solution

The fourth proportional to 2,208.52, 3,048.06 and 1,276.84 is: 1,762.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.52 : 3,048.06 = 1,276.84 : x
  2. Step 2: Convert to fraction form
    2,208.52/3,048.06 = 1,276.84/x
  3. Step 3: Cross multiply
    2,208.52x = 3,048.06 × 1,276.84
  4. Step 4: Simplify right side
    2,208.52x = 3,891,884.93
  5. Step 5: Solve for x
    x = 3,891,884.93/2,208.52
  6. Step 6: Final answer
    x = 1,762.21

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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.