Home / 7,103.32-10,654.98-2,661.98

Finding the Fourth Proportional to 7,103.32, 10,654.98 and 2,661.98

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Solution

The fourth proportional to 7,103.32, 10,654.98 and 2,661.98 is: 3,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.32 : 10,654.98 = 2,661.98 : x
  2. Step 2: Convert to fraction form
    7,103.32/10,654.98 = 2,661.98/x
  3. Step 3: Cross multiply
    7,103.32x = 10,654.98 × 2,661.98
  4. Step 4: Simplify right side
    7,103.32x = 28,363,343.66
  5. Step 5: Solve for x
    x = 28,363,343.66/7,103.32
  6. Step 6: Final answer
    x = 3,992.97

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Similar ratio
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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.