Home / 3,550.03-4,897.60-2,290.82

Finding the Fourth Proportional to 3,550.03, 4,897.60 and 2,290.82

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Solution

The fourth proportional to 3,550.03, 4,897.60 and 2,290.82 is: 3,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.03 : 4,897.60 = 2,290.82 : x
  2. Step 2: Convert to fraction form
    3,550.03/4,897.60 = 2,290.82/x
  3. Step 3: Cross multiply
    3,550.03x = 4,897.60 × 2,290.82
  4. Step 4: Simplify right side
    3,550.03x = 11,219,489.82
  5. Step 5: Solve for x
    x = 11,219,489.82/3,550.03
  6. Step 6: Final answer
    x = 3,160.40

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.