Home / 6,991.72-10,487.58-2,375.08

Finding the Fourth Proportional to 6,991.72, 10,487.58 and 2,375.08

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Solution

The fourth proportional to 6,991.72, 10,487.58 and 2,375.08 is: 3,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991.72 : 10,487.58 = 2,375.08 : x
  2. Step 2: Convert to fraction form
    6,991.72/10,487.58 = 2,375.08/x
  3. Step 3: Cross multiply
    6,991.72x = 10,487.58 × 2,375.08
  4. Step 4: Simplify right side
    6,991.72x = 24,908,841.51
  5. Step 5: Solve for x
    x = 24,908,841.51/6,991.72
  6. Step 6: Final answer
    x = 3,562.62

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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.