Home / 11,600.82-16,009.20-6,295.68

Finding the Fourth Proportional to 11,600.82, 16,009.20 and 6,295.68

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Solution

The fourth proportional to 11,600.82, 16,009.20 and 6,295.68 is: 8,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.82 : 16,009.20 = 6,295.68 : x
  2. Step 2: Convert to fraction form
    11,600.82/16,009.20 = 6,295.68/x
  3. Step 3: Cross multiply
    11,600.82x = 16,009.20 × 6,295.68
  4. Step 4: Simplify right side
    11,600.82x = 100,788,800.26
  5. Step 5: Solve for x
    x = 100,788,800.26/11,600.82
  6. Step 6: Final answer
    x = 8,688.08

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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.