Home / 11,901.72-16,424.50-6,524.30

Finding the Fourth Proportional to 11,901.72, 16,424.50 and 6,524.30

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Solution

The fourth proportional to 11,901.72, 16,424.50 and 6,524.30 is: 9,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.72 : 16,424.50 = 6,524.30 : x
  2. Step 2: Convert to fraction form
    11,901.72/16,424.50 = 6,524.30/x
  3. Step 3: Cross multiply
    11,901.72x = 16,424.50 × 6,524.30
  4. Step 4: Simplify right side
    11,901.72x = 107,158,365.35
  5. Step 5: Solve for x
    x = 107,158,365.35/11,901.72
  6. Step 6: Final answer
    x = 9,003.60

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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.