Home / 6,856.13-10,284.19-2,239.13

Finding the Fourth Proportional to 6,856.13, 10,284.19 and 2,239.13

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Solution

The fourth proportional to 6,856.13, 10,284.19 and 2,239.13 is: 3,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.13 : 10,284.19 = 2,239.13 : x
  2. Step 2: Convert to fraction form
    6,856.13/10,284.19 = 2,239.13/x
  3. Step 3: Cross multiply
    6,856.13x = 10,284.19 × 2,239.13
  4. Step 4: Simplify right side
    6,856.13x = 23,027,581.34
  5. Step 5: Solve for x
    x = 23,027,581.34/6,856.13
  6. Step 6: Final answer
    x = 3,358.69

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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.