Home / 3,071.72-4,608.54-2,342.12

Finding the Fourth Proportional to 3,071.72, 4,608.54 and 2,342.12

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Solution

The fourth proportional to 3,071.72, 4,608.54 and 2,342.12 is: 3,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.72 : 4,608.54 = 2,342.12 : x
  2. Step 2: Convert to fraction form
    3,071.72/4,608.54 = 2,342.12/x
  3. Step 3: Cross multiply
    3,071.72x = 4,608.54 × 2,342.12
  4. Step 4: Simplify right side
    3,071.72x = 10,793,753.70
  5. Step 5: Solve for x
    x = 10,793,753.70/3,071.72
  6. Step 6: Final answer
    x = 3,513.91

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1.5x scale

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.