Home / 3,534.69-5,302.85-1,976.25

Finding the Fourth Proportional to 3,534.69, 5,302.85 and 1,976.25

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Solution

The fourth proportional to 3,534.69, 5,302.85 and 1,976.25 is: 2,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.69 : 5,302.85 = 1,976.25 : x
  2. Step 2: Convert to fraction form
    3,534.69/5,302.85 = 1,976.25/x
  3. Step 3: Cross multiply
    3,534.69x = 5,302.85 × 1,976.25
  4. Step 4: Simplify right side
    3,534.69x = 10,479,747.43
  5. Step 5: Solve for x
    x = 10,479,747.43/3,534.69
  6. Step 6: Final answer
    x = 2,964.83

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Half scale
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Double scale
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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.