Home / 6,881.36-10,318.16-2,200.28

Finding the Fourth Proportional to 6,881.36, 10,318.16 and 2,200.28

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Solution

The fourth proportional to 6,881.36, 10,318.16 and 2,200.28 is: 3,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.36 : 10,318.16 = 2,200.28 : x
  2. Step 2: Convert to fraction form
    6,881.36/10,318.16 = 2,200.28/x
  3. Step 3: Cross multiply
    6,881.36x = 10,318.16 × 2,200.28
  4. Step 4: Simplify right side
    6,881.36x = 22,702,841.08
  5. Step 5: Solve for x
    x = 22,702,841.08/6,881.36
  6. Step 6: Final answer
    x = 3,299.18

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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.