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Finding the Fourth Proportional to 4,838.82, 6,669.81 and 3,264.18

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Solution

The fourth proportional to 4,838.82, 6,669.81 and 3,264.18 is: 4,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.82 : 6,669.81 = 3,264.18 : x
  2. Step 2: Convert to fraction form
    4,838.82/6,669.81 = 3,264.18/x
  3. Step 3: Cross multiply
    4,838.82x = 6,669.81 × 3,264.18
  4. Step 4: Simplify right side
    4,838.82x = 21,771,460.41
  5. Step 5: Solve for x
    x = 21,771,460.41/4,838.82
  6. Step 6: Final answer
    x = 4,499.33

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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.