Home / 3,680.55-5,076.63-2,353.62

Finding the Fourth Proportional to 3,680.55, 5,076.63 and 2,353.62

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Solution

The fourth proportional to 3,680.55, 5,076.63 and 2,353.62 is: 3,246.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.55 : 5,076.63 = 2,353.62 : x
  2. Step 2: Convert to fraction form
    3,680.55/5,076.63 = 2,353.62/x
  3. Step 3: Cross multiply
    3,680.55x = 5,076.63 × 2,353.62
  4. Step 4: Simplify right side
    3,680.55x = 11,948,457.90
  5. Step 5: Solve for x
    x = 11,948,457.90/3,680.55
  6. Step 6: Final answer
    x = 3,246.38

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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.