Home / 5,212.26-7,819.92-1,702.92

Finding the Fourth Proportional to 5,212.26, 7,819.92 and 1,702.92

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Solution

The fourth proportional to 5,212.26, 7,819.92 and 1,702.92 is: 2,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.26 : 7,819.92 = 1,702.92 : x
  2. Step 2: Convert to fraction form
    5,212.26/7,819.92 = 1,702.92/x
  3. Step 3: Cross multiply
    5,212.26x = 7,819.92 × 1,702.92
  4. Step 4: Simplify right side
    5,212.26x = 13,316,698.17
  5. Step 5: Solve for x
    x = 13,316,698.17/5,212.26
  6. Step 6: Final answer
    x = 2,554.88

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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.