Home / 12,484.09-17,227.28-6,817.69

Finding the Fourth Proportional to 12,484.09, 17,227.28 and 6,817.69

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Solution

The fourth proportional to 12,484.09, 17,227.28 and 6,817.69 is: 9,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.09 : 17,227.28 = 6,817.69 : x
  2. Step 2: Convert to fraction form
    12,484.09/17,227.28 = 6,817.69/x
  3. Step 3: Cross multiply
    12,484.09x = 17,227.28 × 6,817.69
  4. Step 4: Simplify right side
    12,484.09x = 117,450,293.16
  5. Step 5: Solve for x
    x = 117,450,293.16/12,484.09
  6. Step 6: Final answer
    x = 9,408.00

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.