Home / 2,431.22-3,622.32-2,343.33

Finding the Fourth Proportional to 2,431.22, 3,622.32 and 2,343.33

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Solution

The fourth proportional to 2,431.22, 3,622.32 and 2,343.33 is: 3,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.22 : 3,622.32 = 2,343.33 : x
  2. Step 2: Convert to fraction form
    2,431.22/3,622.32 = 2,343.33/x
  3. Step 3: Cross multiply
    2,431.22x = 3,622.32 × 2,343.33
  4. Step 4: Simplify right side
    2,431.22x = 8,488,291.13
  5. Step 5: Solve for x
    x = 8,488,291.13/2,431.22
  6. Step 6: Final answer
    x = 3,491.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.