Home / 3,727.23-5,590.85-1,778.97

Finding the Fourth Proportional to 3,727.23, 5,590.85 and 1,778.97

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Solution

The fourth proportional to 3,727.23, 5,590.85 and 1,778.97 is: 2,668.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.23 : 5,590.85 = 1,778.97 : x
  2. Step 2: Convert to fraction form
    3,727.23/5,590.85 = 1,778.97/x
  3. Step 3: Cross multiply
    3,727.23x = 5,590.85 × 1,778.97
  4. Step 4: Simplify right side
    3,727.23x = 9,945,966.50
  5. Step 5: Solve for x
    x = 9,945,966.50/3,727.23
  6. Step 6: Final answer
    x = 2,668.46

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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.