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Finding the Fourth Proportional to 6,676.40, 10,001.72 and 3,745.82

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Solution

The fourth proportional to 6,676.40, 10,001.72 and 3,745.82 is: 5,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.40 : 10,001.72 = 3,745.82 : x
  2. Step 2: Convert to fraction form
    6,676.40/10,001.72 = 3,745.82/x
  3. Step 3: Cross multiply
    6,676.40x = 10,001.72 × 3,745.82
  4. Step 4: Simplify right side
    6,676.40x = 37,464,574.07
  5. Step 5: Solve for x
    x = 37,464,574.07/6,676.40
  6. Step 6: Final answer
    x = 5,611.50

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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.