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Finding the Fourth Proportional to 5,955.80, 8,933.70 and 3,331.40

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Solution

The fourth proportional to 5,955.80, 8,933.70 and 3,331.40 is: 4,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.80 : 8,933.70 = 3,331.40 : x
  2. Step 2: Convert to fraction form
    5,955.80/8,933.70 = 3,331.40/x
  3. Step 3: Cross multiply
    5,955.80x = 8,933.70 × 3,331.40
  4. Step 4: Simplify right side
    5,955.80x = 29,761,728.18
  5. Step 5: Solve for x
    x = 29,761,728.18/5,955.80
  6. Step 6: Final answer
    x = 4,997.10

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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.