Home / 6,215.51-9,323.39-2,319.14

Finding the Fourth Proportional to 6,215.51, 9,323.39 and 2,319.14

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Solution

The fourth proportional to 6,215.51, 9,323.39 and 2,319.14 is: 3,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.51 : 9,323.39 = 2,319.14 : x
  2. Step 2: Convert to fraction form
    6,215.51/9,323.39 = 2,319.14/x
  3. Step 3: Cross multiply
    6,215.51x = 9,323.39 × 2,319.14
  4. Step 4: Simplify right side
    6,215.51x = 21,622,246.68
  5. Step 5: Solve for x
    x = 21,622,246.68/6,215.51
  6. Step 6: Final answer
    x = 3,478.76

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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.