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Finding the Fourth Proportional to 4,640.14, 6,961.47 and 2,448.28

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Solution

The fourth proportional to 4,640.14, 6,961.47 and 2,448.28 is: 3,673.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.14 : 6,961.47 = 2,448.28 : x
  2. Step 2: Convert to fraction form
    4,640.14/6,961.47 = 2,448.28/x
  3. Step 3: Cross multiply
    4,640.14x = 6,961.47 × 2,448.28
  4. Step 4: Simplify right side
    4,640.14x = 17,043,627.77
  5. Step 5: Solve for x
    x = 17,043,627.77/4,640.14
  6. Step 6: Final answer
    x = 3,673.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.