Home / 8,226.64-11,346.36-7,283.44

Finding the Fourth Proportional to 8,226.64, 11,346.36 and 7,283.44

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Solution

The fourth proportional to 8,226.64, 11,346.36 and 7,283.44 is: 10,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.64 : 11,346.36 = 7,283.44 : x
  2. Step 2: Convert to fraction form
    8,226.64/11,346.36 = 7,283.44/x
  3. Step 3: Cross multiply
    8,226.64x = 11,346.36 × 7,283.44
  4. Step 4: Simplify right side
    8,226.64x = 82,640,532.28
  5. Step 5: Solve for x
    x = 82,640,532.28/8,226.64
  6. Step 6: Final answer
    x = 10,045.48

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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.