Home / 5,704.04-7,874.82-4,005.16

Finding the Fourth Proportional to 5,704.04, 7,874.82 and 4,005.16

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Solution

The fourth proportional to 5,704.04, 7,874.82 and 4,005.16 is: 5,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.04 : 7,874.82 = 4,005.16 : x
  2. Step 2: Convert to fraction form
    5,704.04/7,874.82 = 4,005.16/x
  3. Step 3: Cross multiply
    5,704.04x = 7,874.82 × 4,005.16
  4. Step 4: Simplify right side
    5,704.04x = 31,539,914.07
  5. Step 5: Solve for x
    x = 31,539,914.07/5,704.04
  6. Step 6: Final answer
    x = 5,529.40

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.