Home / 5,987.28-8,269.85-4,226.75

Finding the Fourth Proportional to 5,987.28, 8,269.85 and 4,226.75

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Solution

The fourth proportional to 5,987.28, 8,269.85 and 4,226.75 is: 5,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.28 : 8,269.85 = 4,226.75 : x
  2. Step 2: Convert to fraction form
    5,987.28/8,269.85 = 4,226.75/x
  3. Step 3: Cross multiply
    5,987.28x = 8,269.85 × 4,226.75
  4. Step 4: Simplify right side
    5,987.28x = 34,954,588.49
  5. Step 5: Solve for x
    x = 34,954,588.49/5,987.28
  6. Step 6: Final answer
    x = 5,838.14

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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.