Home / 3,777.44-5,212.98-2,285.63

Finding the Fourth Proportional to 3,777.44, 5,212.98 and 2,285.63

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Solution

The fourth proportional to 3,777.44, 5,212.98 and 2,285.63 is: 3,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.44 : 5,212.98 = 2,285.63 : x
  2. Step 2: Convert to fraction form
    3,777.44/5,212.98 = 2,285.63/x
  3. Step 3: Cross multiply
    3,777.44x = 5,212.98 × 2,285.63
  4. Step 4: Simplify right side
    3,777.44x = 11,914,943.48
  5. Step 5: Solve for x
    x = 11,914,943.48/3,777.44
  6. Step 6: Final answer
    x = 3,154.24

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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.