Home / 2,342.22-3,512.32-1,653.32

Finding the Fourth Proportional to 2,342.22, 3,512.32 and 1,653.32

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Solution

The fourth proportional to 2,342.22, 3,512.32 and 1,653.32 is: 2,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.22 : 3,512.32 = 1,653.32 : x
  2. Step 2: Convert to fraction form
    2,342.22/3,512.32 = 1,653.32/x
  3. Step 3: Cross multiply
    2,342.22x = 3,512.32 × 1,653.32
  4. Step 4: Simplify right side
    2,342.22x = 5,806,988.90
  5. Step 5: Solve for x
    x = 5,806,988.90/2,342.22
  6. Step 6: Final answer
    x = 2,479.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.