Home / 4,007.51-5,515.19-3,283.75

Finding the Fourth Proportional to 4,007.51, 5,515.19 and 3,283.75

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Solution

The fourth proportional to 4,007.51, 5,515.19 and 3,283.75 is: 4,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.51 : 5,515.19 = 3,283.75 : x
  2. Step 2: Convert to fraction form
    4,007.51/5,515.19 = 3,283.75/x
  3. Step 3: Cross multiply
    4,007.51x = 5,515.19 × 3,283.75
  4. Step 4: Simplify right side
    4,007.51x = 18,110,474.96
  5. Step 5: Solve for x
    x = 18,110,474.96/4,007.51
  6. Step 6: Final answer
    x = 4,519.14

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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.