Home / 2,432.39-3,643.11-1,705.22

Finding the Fourth Proportional to 2,432.39, 3,643.11 and 1,705.22

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Solution

The fourth proportional to 2,432.39, 3,643.11 and 1,705.22 is: 2,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.39 : 3,643.11 = 1,705.22 : x
  2. Step 2: Convert to fraction form
    2,432.39/3,643.11 = 1,705.22/x
  3. Step 3: Cross multiply
    2,432.39x = 3,643.11 × 1,705.22
  4. Step 4: Simplify right side
    2,432.39x = 6,212,290.08
  5. Step 5: Solve for x
    x = 6,212,290.08/2,432.39
  6. Step 6: Final answer
    x = 2,553.98

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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.