Home / 11,767.04-16,254.24-8,241.92

Finding the Fourth Proportional to 11,767.04, 16,254.24 and 8,241.92

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Solution

The fourth proportional to 11,767.04, 16,254.24 and 8,241.92 is: 11,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.04 : 16,254.24 = 8,241.92 : x
  2. Step 2: Convert to fraction form
    11,767.04/16,254.24 = 8,241.92/x
  3. Step 3: Cross multiply
    11,767.04x = 16,254.24 × 8,241.92
  4. Step 4: Simplify right side
    11,767.04x = 133,966,145.74
  5. Step 5: Solve for x
    x = 133,966,145.74/11,767.04
  6. Step 6: Final answer
    x = 11,384.86

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Half scale
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Double scale
Find fourth proportional to 11,768.04, 16,255.62 and 8,242.92
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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.