Home / 6,677.58-10,013.92-2,979.12

Finding the Fourth Proportional to 6,677.58, 10,013.92 and 2,979.12

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Solution

The fourth proportional to 6,677.58, 10,013.92 and 2,979.12 is: 4,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.58 : 10,013.92 = 2,979.12 : x
  2. Step 2: Convert to fraction form
    6,677.58/10,013.92 = 2,979.12/x
  3. Step 3: Cross multiply
    6,677.58x = 10,013.92 × 2,979.12
  4. Step 4: Simplify right side
    6,677.58x = 29,832,669.35
  5. Step 5: Solve for x
    x = 29,832,669.35/6,677.58
  6. Step 6: Final answer
    x = 4,467.59

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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.