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Finding the Fourth Proportional to 5,927.98, 8,171.46 and 4,433.62

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Solution

The fourth proportional to 5,927.98, 8,171.46 and 4,433.62 is: 6,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.98 : 8,171.46 = 4,433.62 : x
  2. Step 2: Convert to fraction form
    5,927.98/8,171.46 = 4,433.62/x
  3. Step 3: Cross multiply
    5,927.98x = 8,171.46 × 4,433.62
  4. Step 4: Simplify right side
    5,927.98x = 36,229,148.49
  5. Step 5: Solve for x
    x = 36,229,148.49/5,927.98
  6. Step 6: Final answer
    x = 6,111.55

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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.