Home / 11,006.40-16,517.70-4,437.30

Finding the Fourth Proportional to 11,006.40, 16,517.70 and 4,437.30

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Solution

The fourth proportional to 11,006.40, 16,517.70 and 4,437.30 is: 6,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.40 : 16,517.70 = 4,437.30 : x
  2. Step 2: Convert to fraction form
    11,006.40/16,517.70 = 4,437.30/x
  3. Step 3: Cross multiply
    11,006.40x = 16,517.70 × 4,437.30
  4. Step 4: Simplify right side
    11,006.40x = 73,293,990.21
  5. Step 5: Solve for x
    x = 73,293,990.21/11,006.40
  6. Step 6: Final answer
    x = 6,659.22

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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.