Home / 11,857.60-16,363.64-6,552.40

Finding the Fourth Proportional to 11,857.60, 16,363.64 and 6,552.40

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Solution

The fourth proportional to 11,857.60, 16,363.64 and 6,552.40 is: 9,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.60 : 16,363.64 = 6,552.40 : x
  2. Step 2: Convert to fraction form
    11,857.60/16,363.64 = 6,552.40/x
  3. Step 3: Cross multiply
    11,857.60x = 16,363.64 × 6,552.40
  4. Step 4: Simplify right side
    11,857.60x = 107,221,114.74
  5. Step 5: Solve for x
    x = 107,221,114.74/11,857.60
  6. Step 6: Final answer
    x = 9,042.40

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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.