Home / 11,005.11-16,529.70-6,571.44

Finding the Fourth Proportional to 11,005.11, 16,529.70 and 6,571.44

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Solution

The fourth proportional to 11,005.11, 16,529.70 and 6,571.44 is: 9,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.11 : 16,529.70 = 6,571.44 : x
  2. Step 2: Convert to fraction form
    11,005.11/16,529.70 = 6,571.44/x
  3. Step 3: Cross multiply
    11,005.11x = 16,529.70 × 6,571.44
  4. Step 4: Simplify right side
    11,005.11x = 108,623,931.77
  5. Step 5: Solve for x
    x = 108,623,931.77/11,005.11
  6. Step 6: Final answer
    x = 9,870.32

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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.