Home / 3,943.76-5,441.42-2,599.22

Finding the Fourth Proportional to 3,943.76, 5,441.42 and 2,599.22

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Solution

The fourth proportional to 3,943.76, 5,441.42 and 2,599.22 is: 3,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.76 : 5,441.42 = 2,599.22 : x
  2. Step 2: Convert to fraction form
    3,943.76/5,441.42 = 2,599.22/x
  3. Step 3: Cross multiply
    3,943.76x = 5,441.42 × 2,599.22
  4. Step 4: Simplify right side
    3,943.76x = 14,143,407.49
  5. Step 5: Solve for x
    x = 14,143,407.49/3,943.76
  6. Step 6: Final answer
    x = 3,586.28

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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.