Home / 3,685.43-5,084.50-2,358.92

Finding the Fourth Proportional to 3,685.43, 5,084.50 and 2,358.92

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Solution

The fourth proportional to 3,685.43, 5,084.50 and 2,358.92 is: 3,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.43 : 5,084.50 = 2,358.92 : x
  2. Step 2: Convert to fraction form
    3,685.43/5,084.50 = 2,358.92/x
  3. Step 3: Cross multiply
    3,685.43x = 5,084.50 × 2,358.92
  4. Step 4: Simplify right side
    3,685.43x = 11,993,928.74
  5. Step 5: Solve for x
    x = 11,993,928.74/3,685.43
  6. Step 6: Final answer
    x = 3,254.42

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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.