Home / 3,710.52-5,119.06-2,218.44

Finding the Fourth Proportional to 3,710.52, 5,119.06 and 2,218.44

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Solution

The fourth proportional to 3,710.52, 5,119.06 and 2,218.44 is: 3,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.52 : 5,119.06 = 2,218.44 : x
  2. Step 2: Convert to fraction form
    3,710.52/5,119.06 = 2,218.44/x
  3. Step 3: Cross multiply
    3,710.52x = 5,119.06 × 2,218.44
  4. Step 4: Simplify right side
    3,710.52x = 11,356,327.47
  5. Step 5: Solve for x
    x = 11,356,327.47/3,710.52
  6. Step 6: Final answer
    x = 3,060.58

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1.5x scale

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.