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Finding the Fourth Proportional to 3,628.08, 5,476.24 and 3,628.08

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Solution

The fourth proportional to 3,628.08, 5,476.24 and 3,628.08 is: 5,476.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.08 : 5,476.24 = 3,628.08 : x
  2. Step 2: Convert to fraction form
    3,628.08/5,476.24 = 3,628.08/x
  3. Step 3: Cross multiply
    3,628.08x = 5,476.24 × 3,628.08
  4. Step 4: Simplify right side
    3,628.08x = 19,868,236.82
  5. Step 5: Solve for x
    x = 19,868,236.82/3,628.08
  6. Step 6: Final answer
    x = 5,476.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.