Home / 6,722.75-9,277.44-4,070.18

Finding the Fourth Proportional to 6,722.75, 9,277.44 and 4,070.18

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Solution

The fourth proportional to 6,722.75, 9,277.44 and 4,070.18 is: 5,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.75 : 9,277.44 = 4,070.18 : x
  2. Step 2: Convert to fraction form
    6,722.75/9,277.44 = 4,070.18/x
  3. Step 3: Cross multiply
    6,722.75x = 9,277.44 × 4,070.18
  4. Step 4: Simplify right side
    6,722.75x = 37,760,850.74
  5. Step 5: Solve for x
    x = 37,760,850.74/6,722.75
  6. Step 6: Final answer
    x = 5,616.88

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.