Home / 3,399.90-4,688.19-2,612.22

Finding the Fourth Proportional to 3,399.90, 4,688.19 and 2,612.22

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Solution

The fourth proportional to 3,399.90, 4,688.19 and 2,612.22 is: 3,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.90 : 4,688.19 = 2,612.22 : x
  2. Step 2: Convert to fraction form
    3,399.90/4,688.19 = 2,612.22/x
  3. Step 3: Cross multiply
    3,399.90x = 4,688.19 × 2,612.22
  4. Step 4: Simplify right side
    3,399.90x = 12,246,583.68
  5. Step 5: Solve for x
    x = 12,246,583.68/3,399.90
  6. Step 6: Final answer
    x = 3,602.04

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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.