Home / 6,718.05-9,270.96-3,734.20

Finding the Fourth Proportional to 6,718.05, 9,270.96 and 3,734.20

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Solution

The fourth proportional to 6,718.05, 9,270.96 and 3,734.20 is: 5,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.05 : 9,270.96 = 3,734.20 : x
  2. Step 2: Convert to fraction form
    6,718.05/9,270.96 = 3,734.20/x
  3. Step 3: Cross multiply
    6,718.05x = 9,270.96 × 3,734.20
  4. Step 4: Simplify right side
    6,718.05x = 34,619,618.83
  5. Step 5: Solve for x
    x = 34,619,618.83/6,718.05
  6. Step 6: Final answer
    x = 5,153.22

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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.