Home / 7,081.65-10,622.48-3,383.01

Finding the Fourth Proportional to 7,081.65, 10,622.48 and 3,383.01

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Solution

The fourth proportional to 7,081.65, 10,622.48 and 3,383.01 is: 5,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.65 : 10,622.48 = 3,383.01 : x
  2. Step 2: Convert to fraction form
    7,081.65/10,622.48 = 3,383.01/x
  3. Step 3: Cross multiply
    7,081.65x = 10,622.48 × 3,383.01
  4. Step 4: Simplify right side
    7,081.65x = 35,935,939.15
  5. Step 5: Solve for x
    x = 35,935,939.15/7,081.65
  6. Step 6: Final answer
    x = 5,074.52

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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.