Home / 6,728.98-10,088.90-3,769.46

Finding the Fourth Proportional to 6,728.98, 10,088.90 and 3,769.46

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Solution

The fourth proportional to 6,728.98, 10,088.90 and 3,769.46 is: 5,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.98 : 10,088.90 = 3,769.46 : x
  2. Step 2: Convert to fraction form
    6,728.98/10,088.90 = 3,769.46/x
  3. Step 3: Cross multiply
    6,728.98x = 10,088.90 × 3,769.46
  4. Step 4: Simplify right side
    6,728.98x = 38,029,654.55
  5. Step 5: Solve for x
    x = 38,029,654.55/6,728.98
  6. Step 6: Final answer
    x = 5,651.63

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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.