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Finding the Fourth Proportional to 4,960.97, 7,442.55 and 1,673.99

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Solution

The fourth proportional to 4,960.97, 7,442.55 and 1,673.99 is: 2,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.97 : 7,442.55 = 1,673.99 : x
  2. Step 2: Convert to fraction form
    4,960.97/7,442.55 = 1,673.99/x
  3. Step 3: Cross multiply
    4,960.97x = 7,442.55 × 1,673.99
  4. Step 4: Simplify right side
    4,960.97x = 12,458,717.06
  5. Step 5: Solve for x
    x = 12,458,717.06/4,960.97
  6. Step 6: Final answer
    x = 2,511.35

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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.