Home / 11,157.23-16,737.39-3,763.80

Finding the Fourth Proportional to 11,157.23, 16,737.39 and 3,763.80

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Solution

The fourth proportional to 11,157.23, 16,737.39 and 3,763.80 is: 5,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.23 : 16,737.39 = 3,763.80 : x
  2. Step 2: Convert to fraction form
    11,157.23/16,737.39 = 3,763.80/x
  3. Step 3: Cross multiply
    11,157.23x = 16,737.39 × 3,763.80
  4. Step 4: Simplify right side
    11,157.23x = 62,996,188.48
  5. Step 5: Solve for x
    x = 62,996,188.48/11,157.23
  6. Step 6: Final answer
    x = 5,646.22

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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.