Home / 6,238.20-9,368.42-5,987.32

Finding the Fourth Proportional to 6,238.20, 9,368.42 and 5,987.32

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Solution

The fourth proportional to 6,238.20, 9,368.42 and 5,987.32 is: 8,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.20 : 9,368.42 = 5,987.32 : x
  2. Step 2: Convert to fraction form
    6,238.20/9,368.42 = 5,987.32/x
  3. Step 3: Cross multiply
    6,238.20x = 9,368.42 × 5,987.32
  4. Step 4: Simplify right side
    6,238.20x = 56,091,728.43
  5. Step 5: Solve for x
    x = 56,091,728.43/6,238.20
  6. Step 6: Final answer
    x = 8,991.65

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