Home / 3,269.48-4,511.64-1,853.19

Finding the Fourth Proportional to 3,269.48, 4,511.64 and 1,853.19

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Solution

The fourth proportional to 3,269.48, 4,511.64 and 1,853.19 is: 2,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.48 : 4,511.64 = 1,853.19 : x
  2. Step 2: Convert to fraction form
    3,269.48/4,511.64 = 1,853.19/x
  3. Step 3: Cross multiply
    3,269.48x = 4,511.64 × 1,853.19
  4. Step 4: Simplify right side
    3,269.48x = 8,360,926.13
  5. Step 5: Solve for x
    x = 8,360,926.13/3,269.48
  6. Step 6: Final answer
    x = 2,557.27

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Half scale
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Double scale
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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.