Home / 11,451.74-17,176.38-5,590.58

Finding the Fourth Proportional to 11,451.74, 17,176.38 and 5,590.58

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Solution

The fourth proportional to 11,451.74, 17,176.38 and 5,590.58 is: 8,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.74 : 17,176.38 = 5,590.58 : x
  2. Step 2: Convert to fraction form
    11,451.74/17,176.38 = 5,590.58/x
  3. Step 3: Cross multiply
    11,451.74x = 17,176.38 × 5,590.58
  4. Step 4: Simplify right side
    11,451.74x = 96,025,926.50
  5. Step 5: Solve for x
    x = 96,025,926.50/11,451.74
  6. Step 6: Final answer
    x = 8,385.27

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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.