Home / 3,876.32-5,803.83-2,707.49

Finding the Fourth Proportional to 3,876.32, 5,803.83 and 2,707.49

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Solution

The fourth proportional to 3,876.32, 5,803.83 and 2,707.49 is: 4,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.32 : 5,803.83 = 2,707.49 : x
  2. Step 2: Convert to fraction form
    3,876.32/5,803.83 = 2,707.49/x
  3. Step 3: Cross multiply
    3,876.32x = 5,803.83 × 2,707.49
  4. Step 4: Simplify right side
    3,876.32x = 15,713,811.69
  5. Step 5: Solve for x
    x = 15,713,811.69/3,876.32
  6. Step 6: Final answer
    x = 4,053.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.