Home / 6,731.83-9,288.93-3,747.70

Finding the Fourth Proportional to 6,731.83, 9,288.93 and 3,747.70

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Solution

The fourth proportional to 6,731.83, 9,288.93 and 3,747.70 is: 5,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.83 : 9,288.93 = 3,747.70 : x
  2. Step 2: Convert to fraction form
    6,731.83/9,288.93 = 3,747.70/x
  3. Step 3: Cross multiply
    6,731.83x = 9,288.93 × 3,747.70
  4. Step 4: Simplify right side
    6,731.83x = 34,812,122.96
  5. Step 5: Solve for x
    x = 34,812,122.96/6,731.83
  6. Step 6: Final answer
    x = 5,171.27

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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.