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Finding the Fourth Proportional to 4,899.84, 7,352.39 and 3,257.16

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Solution

The fourth proportional to 4,899.84, 7,352.39 and 3,257.16 is: 4,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.84 : 7,352.39 = 3,257.16 : x
  2. Step 2: Convert to fraction form
    4,899.84/7,352.39 = 3,257.16/x
  3. Step 3: Cross multiply
    4,899.84x = 7,352.39 × 3,257.16
  4. Step 4: Simplify right side
    4,899.84x = 23,947,910.61
  5. Step 5: Solve for x
    x = 23,947,910.61/4,899.84
  6. Step 6: Final answer
    x = 4,887.49

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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.