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Finding the Fourth Proportional to 6,671.98, 10,007.16 and 2,775.88

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Solution

The fourth proportional to 6,671.98, 10,007.16 and 2,775.88 is: 4,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.98 : 10,007.16 = 2,775.88 : x
  2. Step 2: Convert to fraction form
    6,671.98/10,007.16 = 2,775.88/x
  3. Step 3: Cross multiply
    6,671.98x = 10,007.16 × 2,775.88
  4. Step 4: Simplify right side
    6,671.98x = 27,778,675.30
  5. Step 5: Solve for x
    x = 27,778,675.30/6,671.98
  6. Step 6: Final answer
    x = 4,163.48

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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.