Home / 5,039.49-6,954.50-2,801.30

Finding the Fourth Proportional to 5,039.49, 6,954.50 and 2,801.30

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Solution

The fourth proportional to 5,039.49, 6,954.50 and 2,801.30 is: 3,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.49 : 6,954.50 = 2,801.30 : x
  2. Step 2: Convert to fraction form
    5,039.49/6,954.50 = 2,801.30/x
  3. Step 3: Cross multiply
    5,039.49x = 6,954.50 × 2,801.30
  4. Step 4: Simplify right side
    5,039.49x = 19,481,626.84
  5. Step 5: Solve for x
    x = 19,481,626.84/5,039.49
  6. Step 6: Final answer
    x = 3,865.79

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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.