Home / 6,982.16-9,635.13-3,838.32

Finding the Fourth Proportional to 6,982.16, 9,635.13 and 3,838.32

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Solution

The fourth proportional to 6,982.16, 9,635.13 and 3,838.32 is: 5,296.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.16 : 9,635.13 = 3,838.32 : x
  2. Step 2: Convert to fraction form
    6,982.16/9,635.13 = 3,838.32/x
  3. Step 3: Cross multiply
    6,982.16x = 9,635.13 × 3,838.32
  4. Step 4: Simplify right side
    6,982.16x = 36,982,712.18
  5. Step 5: Solve for x
    x = 36,982,712.18/6,982.16
  6. Step 6: Final answer
    x = 5,296.75

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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.