Home / 5,224.21-7,208.52-3,455.17

Finding the Fourth Proportional to 5,224.21, 7,208.52 and 3,455.17

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Solution

The fourth proportional to 5,224.21, 7,208.52 and 3,455.17 is: 4,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.21 : 7,208.52 = 3,455.17 : x
  2. Step 2: Convert to fraction form
    5,224.21/7,208.52 = 3,455.17/x
  3. Step 3: Cross multiply
    5,224.21x = 7,208.52 × 3,455.17
  4. Step 4: Simplify right side
    5,224.21x = 24,906,662.05
  5. Step 5: Solve for x
    x = 24,906,662.05/5,224.21
  6. Step 6: Final answer
    x = 4,767.55

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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.