Home / 7,403.93-11,105.89-3,702.43

Finding the Fourth Proportional to 7,403.93, 11,105.89 and 3,702.43

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Solution

The fourth proportional to 7,403.93, 11,105.89 and 3,702.43 is: 5,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.93 : 11,105.89 = 3,702.43 : x
  2. Step 2: Convert to fraction form
    7,403.93/11,105.89 = 3,702.43/x
  3. Step 3: Cross multiply
    7,403.93x = 11,105.89 × 3,702.43
  4. Step 4: Simplify right side
    7,403.93x = 41,118,780.31
  5. Step 5: Solve for x
    x = 41,118,780.31/7,403.93
  6. Step 6: Final answer
    x = 5,553.64

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Half scale
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Double scale
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Similar ratio
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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.