Home / 6,142.23-9,213.23-1,525.23

Finding the Fourth Proportional to 6,142.23, 9,213.23 and 1,525.23

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Solution

The fourth proportional to 6,142.23, 9,213.23 and 1,525.23 is: 2,287.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.23 : 9,213.23 = 1,525.23 : x
  2. Step 2: Convert to fraction form
    6,142.23/9,213.23 = 1,525.23/x
  3. Step 3: Cross multiply
    6,142.23x = 9,213.23 × 1,525.23
  4. Step 4: Simplify right side
    6,142.23x = 14,052,287.17
  5. Step 5: Solve for x
    x = 14,052,287.17/6,142.23
  6. Step 6: Final answer
    x = 2,287.82

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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.