Home / 2,232.48-3,081.24-1,485.12

Finding the Fourth Proportional to 2,232.48, 3,081.24 and 1,485.12

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Solution

The fourth proportional to 2,232.48, 3,081.24 and 1,485.12 is: 2,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.48 : 3,081.24 = 1,485.12 : x
  2. Step 2: Convert to fraction form
    2,232.48/3,081.24 = 1,485.12/x
  3. Step 3: Cross multiply
    2,232.48x = 3,081.24 × 1,485.12
  4. Step 4: Simplify right side
    2,232.48x = 4,576,011.15
  5. Step 5: Solve for x
    x = 4,576,011.15/2,232.48
  6. Step 6: Final answer
    x = 2,049.74

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Double scale
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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.