Home / 3,803.82-5,254.44-2,866.74

Finding the Fourth Proportional to 3,803.82, 5,254.44 and 2,866.74

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Solution

The fourth proportional to 3,803.82, 5,254.44 and 2,866.74 is: 3,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.82 : 5,254.44 = 2,866.74 : x
  2. Step 2: Convert to fraction form
    3,803.82/5,254.44 = 2,866.74/x
  3. Step 3: Cross multiply
    3,803.82x = 5,254.44 × 2,866.74
  4. Step 4: Simplify right side
    3,803.82x = 15,063,113.33
  5. Step 5: Solve for x
    x = 15,063,113.33/3,803.82
  6. Step 6: Final answer
    x = 3,960.00

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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.