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Finding the Fourth Proportional to 4,930.74, 6,795 and 3,531.06

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Solution

The fourth proportional to 4,930.74, 6,795 and 3,531.06 is: 4,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.74 : 6,795 = 3,531.06 : x
  2. Step 2: Convert to fraction form
    4,930.74/6,795 = 3,531.06/x
  3. Step 3: Cross multiply
    4,930.74x = 6,795 × 3,531.06
  4. Step 4: Simplify right side
    4,930.74x = 23,993,552.70
  5. Step 5: Solve for x
    x = 23,993,552.70/4,930.74
  6. Step 6: Final answer
    x = 4,866.12

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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.