Home / 11,727.20-17,590.74-2,962.12

Finding the Fourth Proportional to 11,727.20, 17,590.74 and 2,962.12

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Solution

The fourth proportional to 11,727.20, 17,590.74 and 2,962.12 is: 4,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.20 : 17,590.74 = 2,962.12 : x
  2. Step 2: Convert to fraction form
    11,727.20/17,590.74 = 2,962.12/x
  3. Step 3: Cross multiply
    11,727.20x = 17,590.74 × 2,962.12
  4. Step 4: Simplify right side
    11,727.20x = 52,105,882.77
  5. Step 5: Solve for x
    x = 52,105,882.77/11,727.20
  6. Step 6: Final answer
    x = 4,443.16

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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.