Home / 7,076.18-10,604.20-5,212.64

Finding the Fourth Proportional to 7,076.18, 10,604.20 and 5,212.64

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Solution

The fourth proportional to 7,076.18, 10,604.20 and 5,212.64 is: 7,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.18 : 10,604.20 = 5,212.64 : x
  2. Step 2: Convert to fraction form
    7,076.18/10,604.20 = 5,212.64/x
  3. Step 3: Cross multiply
    7,076.18x = 10,604.20 × 5,212.64
  4. Step 4: Simplify right side
    7,076.18x = 55,275,837.10
  5. Step 5: Solve for x
    x = 55,275,837.10/7,076.18
  6. Step 6: Final answer
    x = 7,811.54

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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.