Home / 10,010.64-15,022.44-5,636.64

Finding the Fourth Proportional to 10,010.64, 15,022.44 and 5,636.64

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Solution

The fourth proportional to 10,010.64, 15,022.44 and 5,636.64 is: 8,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.64 : 15,022.44 = 5,636.64 : x
  2. Step 2: Convert to fraction form
    10,010.64/15,022.44 = 5,636.64/x
  3. Step 3: Cross multiply
    10,010.64x = 15,022.44 × 5,636.64
  4. Step 4: Simplify right side
    10,010.64x = 84,676,086.20
  5. Step 5: Solve for x
    x = 84,676,086.20/10,010.64
  6. Step 6: Final answer
    x = 8,458.61

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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.