Home / 11,005.56-16,500.14-6,622.01

Finding the Fourth Proportional to 11,005.56, 16,500.14 and 6,622.01

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Solution

The fourth proportional to 11,005.56, 16,500.14 and 6,622.01 is: 9,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.56 : 16,500.14 = 6,622.01 : x
  2. Step 2: Convert to fraction form
    11,005.56/16,500.14 = 6,622.01/x
  3. Step 3: Cross multiply
    11,005.56x = 16,500.14 × 6,622.01
  4. Step 4: Simplify right side
    11,005.56x = 109,263,976.47
  5. Step 5: Solve for x
    x = 109,263,976.47/11,005.56
  6. Step 6: Final answer
    x = 9,928.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.