Home / 2,352.44-3,511.47-2,181.12

Finding the Fourth Proportional to 2,352.44, 3,511.47 and 2,181.12

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Solution

The fourth proportional to 2,352.44, 3,511.47 and 2,181.12 is: 3,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.44 : 3,511.47 = 2,181.12 : x
  2. Step 2: Convert to fraction form
    2,352.44/3,511.47 = 2,181.12/x
  3. Step 3: Cross multiply
    2,352.44x = 3,511.47 × 2,181.12
  4. Step 4: Simplify right side
    2,352.44x = 7,658,937.45
  5. Step 5: Solve for x
    x = 7,658,937.45/2,352.44
  6. Step 6: Final answer
    x = 3,255.74

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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.