Home / 8,052.78-11,113.65-4,910.82

Finding the Fourth Proportional to 8,052.78, 11,113.65 and 4,910.82

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Solution

The fourth proportional to 8,052.78, 11,113.65 and 4,910.82 is: 6,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.78 : 11,113.65 = 4,910.82 : x
  2. Step 2: Convert to fraction form
    8,052.78/11,113.65 = 4,910.82/x
  3. Step 3: Cross multiply
    8,052.78x = 11,113.65 × 4,910.82
  4. Step 4: Simplify right side
    8,052.78x = 54,577,134.69
  5. Step 5: Solve for x
    x = 54,577,134.69/8,052.78
  6. Step 6: Final answer
    x = 6,777.43

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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.