Home / 12,051.84-16,630.92-6,745.68

Finding the Fourth Proportional to 12,051.84, 16,630.92 and 6,745.68

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Solution

The fourth proportional to 12,051.84, 16,630.92 and 6,745.68 is: 9,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051.84 : 16,630.92 = 6,745.68 : x
  2. Step 2: Convert to fraction form
    12,051.84/16,630.92 = 6,745.68/x
  3. Step 3: Cross multiply
    12,051.84x = 16,630.92 × 6,745.68
  4. Step 4: Simplify right side
    12,051.84x = 112,186,864.43
  5. Step 5: Solve for x
    x = 112,186,864.43/12,051.84
  6. Step 6: Final answer
    x = 9,308.69

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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.