Home / 3,777.66-5,213.06-2,076.17

Finding the Fourth Proportional to 3,777.66, 5,213.06 and 2,076.17

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Solution

The fourth proportional to 3,777.66, 5,213.06 and 2,076.17 is: 2,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.66 : 5,213.06 = 2,076.17 : x
  2. Step 2: Convert to fraction form
    3,777.66/5,213.06 = 2,076.17/x
  3. Step 3: Cross multiply
    3,777.66x = 5,213.06 × 2,076.17
  4. Step 4: Simplify right side
    3,777.66x = 10,823,188.40
  5. Step 5: Solve for x
    x = 10,823,188.40/3,777.66
  6. Step 6: Final answer
    x = 2,865.05

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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.