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Finding the Fourth Proportional to 6,218.46, 9,327.78 and 1,601.46

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Solution

The fourth proportional to 6,218.46, 9,327.78 and 1,601.46 is: 2,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.46 : 9,327.78 = 1,601.46 : x
  2. Step 2: Convert to fraction form
    6,218.46/9,327.78 = 1,601.46/x
  3. Step 3: Cross multiply
    6,218.46x = 9,327.78 × 1,601.46
  4. Step 4: Simplify right side
    6,218.46x = 14,938,066.56
  5. Step 5: Solve for x
    x = 14,938,066.56/6,218.46
  6. Step 6: Final answer
    x = 2,402.21

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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.