Home / 11,157.49-16,737.80-3,260.58

Finding the Fourth Proportional to 11,157.49, 16,737.80 and 3,260.58

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Solution

The fourth proportional to 11,157.49, 16,737.80 and 3,260.58 is: 4,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.49 : 16,737.80 = 3,260.58 : x
  2. Step 2: Convert to fraction form
    11,157.49/16,737.80 = 3,260.58/x
  3. Step 3: Cross multiply
    11,157.49x = 16,737.80 × 3,260.58
  4. Step 4: Simplify right side
    11,157.49x = 54,574,919.62
  5. Step 5: Solve for x
    x = 54,574,919.62/11,157.49
  6. Step 6: Final answer
    x = 4,891.33

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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.