Home / 11,792.04-16,273.38-6,487.20

Finding the Fourth Proportional to 11,792.04, 16,273.38 and 6,487.20

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Solution

The fourth proportional to 11,792.04, 16,273.38 and 6,487.20 is: 8,952.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.04 : 16,273.38 = 6,487.20 : x
  2. Step 2: Convert to fraction form
    11,792.04/16,273.38 = 6,487.20/x
  3. Step 3: Cross multiply
    11,792.04x = 16,273.38 × 6,487.20
  4. Step 4: Simplify right side
    11,792.04x = 105,568,670.74
  5. Step 5: Solve for x
    x = 105,568,670.74/11,792.04
  6. Step 6: Final answer
    x = 8,952.54

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Half scale
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Double scale
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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.