Home / 11,158.25-16,725.70-3,760.16

Finding the Fourth Proportional to 11,158.25, 16,725.70 and 3,760.16

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Solution

The fourth proportional to 11,158.25, 16,725.70 and 3,760.16 is: 5,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158.25 : 16,725.70 = 3,760.16 : x
  2. Step 2: Convert to fraction form
    11,158.25/16,725.70 = 3,760.16/x
  3. Step 3: Cross multiply
    11,158.25x = 16,725.70 × 3,760.16
  4. Step 4: Simplify right side
    11,158.25x = 62,891,215.08
  5. Step 5: Solve for x
    x = 62,891,215.08/11,158.25
  6. Step 6: Final answer
    x = 5,636.30

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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.