Home / 4,007.12-5,526.78-3,448.54

Finding the Fourth Proportional to 4,007.12, 5,526.78 and 3,448.54

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Solution

The fourth proportional to 4,007.12, 5,526.78 and 3,448.54 is: 4,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.12 : 5,526.78 = 3,448.54 : x
  2. Step 2: Convert to fraction form
    4,007.12/5,526.78 = 3,448.54/x
  3. Step 3: Cross multiply
    4,007.12x = 5,526.78 × 3,448.54
  4. Step 4: Simplify right side
    4,007.12x = 19,059,321.90
  5. Step 5: Solve for x
    x = 19,059,321.90/4,007.12
  6. Step 6: Final answer
    x = 4,756.36

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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.