Home / 3,232.59-4,460.31-2,115.18

Finding the Fourth Proportional to 3,232.59, 4,460.31 and 2,115.18

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Solution

The fourth proportional to 3,232.59, 4,460.31 and 2,115.18 is: 2,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.59 : 4,460.31 = 2,115.18 : x
  2. Step 2: Convert to fraction form
    3,232.59/4,460.31 = 2,115.18/x
  3. Step 3: Cross multiply
    3,232.59x = 4,460.31 × 2,115.18
  4. Step 4: Simplify right side
    3,232.59x = 9,434,358.51
  5. Step 5: Solve for x
    x = 9,434,358.51/3,232.59
  6. Step 6: Final answer
    x = 2,918.51

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