Home / 6,680.24-9,219.04-3,696.08

Finding the Fourth Proportional to 6,680.24, 9,219.04 and 3,696.08

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Solution

The fourth proportional to 6,680.24, 9,219.04 and 3,696.08 is: 5,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.24 : 9,219.04 = 3,696.08 : x
  2. Step 2: Convert to fraction form
    6,680.24/9,219.04 = 3,696.08/x
  3. Step 3: Cross multiply
    6,680.24x = 9,219.04 × 3,696.08
  4. Step 4: Simplify right side
    6,680.24x = 34,074,309.36
  5. Step 5: Solve for x
    x = 34,074,309.36/6,680.24
  6. Step 6: Final answer
    x = 5,100.76

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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.