Home / 7,908.72-11,863.08-2,065.32

Finding the Fourth Proportional to 7,908.72, 11,863.08 and 2,065.32

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Solution

The fourth proportional to 7,908.72, 11,863.08 and 2,065.32 is: 3,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.72 : 11,863.08 = 2,065.32 : x
  2. Step 2: Convert to fraction form
    7,908.72/11,863.08 = 2,065.32/x
  3. Step 3: Cross multiply
    7,908.72x = 11,863.08 × 2,065.32
  4. Step 4: Simplify right side
    7,908.72x = 24,501,056.39
  5. Step 5: Solve for x
    x = 24,501,056.39/7,908.72
  6. Step 6: Final answer
    x = 3,097.98

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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.