Home / 5,351.64-7,384.59-3,227.28

Finding the Fourth Proportional to 5,351.64, 7,384.59 and 3,227.28

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Solution

The fourth proportional to 5,351.64, 7,384.59 and 3,227.28 is: 4,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.64 : 7,384.59 = 3,227.28 : x
  2. Step 2: Convert to fraction form
    5,351.64/7,384.59 = 3,227.28/x
  3. Step 3: Cross multiply
    5,351.64x = 7,384.59 × 3,227.28
  4. Step 4: Simplify right side
    5,351.64x = 23,832,139.62
  5. Step 5: Solve for x
    x = 23,832,139.62/5,351.64
  6. Step 6: Final answer
    x = 4,453.24

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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.