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Finding the Fourth Proportional to 5,907.97, 8,152.96 and 3,219.18

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Solution

The fourth proportional to 5,907.97, 8,152.96 and 3,219.18 is: 4,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.97 : 8,152.96 = 3,219.18 : x
  2. Step 2: Convert to fraction form
    5,907.97/8,152.96 = 3,219.18/x
  3. Step 3: Cross multiply
    5,907.97x = 8,152.96 × 3,219.18
  4. Step 4: Simplify right side
    5,907.97x = 26,245,880.37
  5. Step 5: Solve for x
    x = 26,245,880.37/5,907.97
  6. Step 6: Final answer
    x = 4,442.46

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Double scale
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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.