Home / 3,269.76-4,511.82-1,853.58

Finding the Fourth Proportional to 3,269.76, 4,511.82 and 1,853.58

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Solution

The fourth proportional to 3,269.76, 4,511.82 and 1,853.58 is: 2,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.76 : 4,511.82 = 1,853.58 : x
  2. Step 2: Convert to fraction form
    3,269.76/4,511.82 = 1,853.58/x
  3. Step 3: Cross multiply
    3,269.76x = 4,511.82 × 1,853.58
  4. Step 4: Simplify right side
    3,269.76x = 8,363,019.32
  5. Step 5: Solve for x
    x = 8,363,019.32/3,269.76
  6. Step 6: Final answer
    x = 2,557.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.