Home / 5,448.28-7,516.97-3,209.34

Finding the Fourth Proportional to 5,448.28, 7,516.97 and 3,209.34

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Solution

The fourth proportional to 5,448.28, 7,516.97 and 3,209.34 is: 4,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.28 : 7,516.97 = 3,209.34 : x
  2. Step 2: Convert to fraction form
    5,448.28/7,516.97 = 3,209.34/x
  3. Step 3: Cross multiply
    5,448.28x = 7,516.97 × 3,209.34
  4. Step 4: Simplify right side
    5,448.28x = 24,124,494.39
  5. Step 5: Solve for x
    x = 24,124,494.39/5,448.28
  6. Step 6: Final answer
    x = 4,427.91

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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.