Home / 6,731.43-9,289.35-3,747.30

Finding the Fourth Proportional to 6,731.43, 9,289.35 and 3,747.30

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Solution

The fourth proportional to 6,731.43, 9,289.35 and 3,747.30 is: 5,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.43 : 9,289.35 = 3,747.30 : x
  2. Step 2: Convert to fraction form
    6,731.43/9,289.35 = 3,747.30/x
  3. Step 3: Cross multiply
    6,731.43x = 9,289.35 × 3,747.30
  4. Step 4: Simplify right side
    6,731.43x = 34,809,981.26
  5. Step 5: Solve for x
    x = 34,809,981.26/6,731.43
  6. Step 6: Final answer
    x = 5,171.26

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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.