Home / 3,838.83-5,299.43-2,424.57

Finding the Fourth Proportional to 3,838.83, 5,299.43 and 2,424.57

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Solution

The fourth proportional to 3,838.83, 5,299.43 and 2,424.57 is: 3,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.83 : 5,299.43 = 2,424.57 : x
  2. Step 2: Convert to fraction form
    3,838.83/5,299.43 = 2,424.57/x
  3. Step 3: Cross multiply
    3,838.83x = 5,299.43 × 2,424.57
  4. Step 4: Simplify right side
    3,838.83x = 12,848,839.00
  5. Step 5: Solve for x
    x = 12,848,839.00/3,838.83
  6. Step 6: Final answer
    x = 3,347.07

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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.