Home / 11,670.35-16,105.28-6,365.34

Finding the Fourth Proportional to 11,670.35, 16,105.28 and 6,365.34

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Solution

The fourth proportional to 11,670.35, 16,105.28 and 6,365.34 is: 8,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.35 : 16,105.28 = 6,365.34 : x
  2. Step 2: Convert to fraction form
    11,670.35/16,105.28 = 6,365.34/x
  3. Step 3: Cross multiply
    11,670.35x = 16,105.28 × 6,365.34
  4. Step 4: Simplify right side
    11,670.35x = 102,515,551.17
  5. Step 5: Solve for x
    x = 102,515,551.17/11,670.35
  6. Step 6: Final answer
    x = 8,784.28

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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.