Home / 3,724.76-5,140.22-2,046.32

Finding the Fourth Proportional to 3,724.76, 5,140.22 and 2,046.32

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Solution

The fourth proportional to 3,724.76, 5,140.22 and 2,046.32 is: 2,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.76 : 5,140.22 = 2,046.32 : x
  2. Step 2: Convert to fraction form
    3,724.76/5,140.22 = 2,046.32/x
  3. Step 3: Cross multiply
    3,724.76x = 5,140.22 × 2,046.32
  4. Step 4: Simplify right side
    3,724.76x = 10,518,533.68
  5. Step 5: Solve for x
    x = 10,518,533.68/3,724.76
  6. Step 6: Final answer
    x = 2,823.95

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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.