Home / 3,819.02-5,270.22-2,326.62

Finding the Fourth Proportional to 3,819.02, 5,270.22 and 2,326.62

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Solution

The fourth proportional to 3,819.02, 5,270.22 and 2,326.62 is: 3,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.02 : 5,270.22 = 2,326.62 : x
  2. Step 2: Convert to fraction form
    3,819.02/5,270.22 = 2,326.62/x
  3. Step 3: Cross multiply
    3,819.02x = 5,270.22 × 2,326.62
  4. Step 4: Simplify right side
    3,819.02x = 12,261,799.26
  5. Step 5: Solve for x
    x = 12,261,799.26/3,819.02
  6. Step 6: Final answer
    x = 3,210.72

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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.