Home / 6,853.44-10,280.76-1,923.12

Finding the Fourth Proportional to 6,853.44, 10,280.76 and 1,923.12

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Solution

The fourth proportional to 6,853.44, 10,280.76 and 1,923.12 is: 2,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.44 : 10,280.76 = 1,923.12 : x
  2. Step 2: Convert to fraction form
    6,853.44/10,280.76 = 1,923.12/x
  3. Step 3: Cross multiply
    6,853.44x = 10,280.76 × 1,923.12
  4. Step 4: Simplify right side
    6,853.44x = 19,771,135.17
  5. Step 5: Solve for x
    x = 19,771,135.17/6,853.44
  6. Step 6: Final answer
    x = 2,884.85

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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.