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Finding the Fourth Proportional to 3,352.25, 4,625.59 and 1,916.59

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Solution

The fourth proportional to 3,352.25, 4,625.59 and 1,916.59 is: 2,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.25 : 4,625.59 = 1,916.59 : x
  2. Step 2: Convert to fraction form
    3,352.25/4,625.59 = 1,916.59/x
  3. Step 3: Cross multiply
    3,352.25x = 4,625.59 × 1,916.59
  4. Step 4: Simplify right side
    3,352.25x = 8,865,359.54
  5. Step 5: Solve for x
    x = 8,865,359.54/3,352.25
  6. Step 6: Final answer
    x = 2,644.60

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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.