Home / 12,059.08-16,641.86-6,753.78

Finding the Fourth Proportional to 12,059.08, 16,641.86 and 6,753.78

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Solution

The fourth proportional to 12,059.08, 16,641.86 and 6,753.78 is: 9,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.08 : 16,641.86 = 6,753.78 : x
  2. Step 2: Convert to fraction form
    12,059.08/16,641.86 = 6,753.78/x
  3. Step 3: Cross multiply
    12,059.08x = 16,641.86 × 6,753.78
  4. Step 4: Simplify right side
    12,059.08x = 112,395,427.46
  5. Step 5: Solve for x
    x = 112,395,427.46/12,059.08
  6. Step 6: Final answer
    x = 9,320.40

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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.