Home / 4,284.18-5,912.55-2,605.19

Finding the Fourth Proportional to 4,284.18, 5,912.55 and 2,605.19

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Solution

The fourth proportional to 4,284.18, 5,912.55 and 2,605.19 is: 3,595.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.18 : 5,912.55 = 2,605.19 : x
  2. Step 2: Convert to fraction form
    4,284.18/5,912.55 = 2,605.19/x
  3. Step 3: Cross multiply
    4,284.18x = 5,912.55 × 2,605.19
  4. Step 4: Simplify right side
    4,284.18x = 15,403,286.57
  5. Step 5: Solve for x
    x = 15,403,286.57/4,284.18
  6. Step 6: Final answer
    x = 3,595.39

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Half scale
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Double scale
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Similar ratio
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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.