Home / 6,896.16-10,341.44-3,387.68

Finding the Fourth Proportional to 6,896.16, 10,341.44 and 3,387.68

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Solution

The fourth proportional to 6,896.16, 10,341.44 and 3,387.68 is: 5,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.16 : 10,341.44 = 3,387.68 : x
  2. Step 2: Convert to fraction form
    6,896.16/10,341.44 = 3,387.68/x
  3. Step 3: Cross multiply
    6,896.16x = 10,341.44 × 3,387.68
  4. Step 4: Simplify right side
    6,896.16x = 35,033,489.46
  5. Step 5: Solve for x
    x = 35,033,489.46/6,896.16
  6. Step 6: Final answer
    x = 5,080.14

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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.