Home / 11,029.40-16,544.10-6,644.60

Finding the Fourth Proportional to 11,029.40, 16,544.10 and 6,644.60

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Solution

The fourth proportional to 11,029.40, 16,544.10 and 6,644.60 is: 9,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.40 : 16,544.10 = 6,644.60 : x
  2. Step 2: Convert to fraction form
    11,029.40/16,544.10 = 6,644.60/x
  3. Step 3: Cross multiply
    11,029.40x = 16,544.10 × 6,644.60
  4. Step 4: Simplify right side
    11,029.40x = 109,928,926.86
  5. Step 5: Solve for x
    x = 109,928,926.86/11,029.40
  6. Step 6: Final answer
    x = 9,966.90

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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.