Home / 5,653.50-8,480.24-3,705.25

Finding the Fourth Proportional to 5,653.50, 8,480.24 and 3,705.25

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Solution

The fourth proportional to 5,653.50, 8,480.24 and 3,705.25 is: 5,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.50 : 8,480.24 = 3,705.25 : x
  2. Step 2: Convert to fraction form
    5,653.50/8,480.24 = 3,705.25/x
  3. Step 3: Cross multiply
    5,653.50x = 8,480.24 × 3,705.25
  4. Step 4: Simplify right side
    5,653.50x = 31,421,348.33
  5. Step 5: Solve for x
    x = 31,421,348.33/5,653.50
  6. Step 6: Final answer
    x = 5,557.86

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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.