Home / 5,522.81-8,237.54-4,691.75

Finding the Fourth Proportional to 5,522.81, 8,237.54 and 4,691.75

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Solution

The fourth proportional to 5,522.81, 8,237.54 and 4,691.75 is: 6,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.81 : 8,237.54 = 4,691.75 : x
  2. Step 2: Convert to fraction form
    5,522.81/8,237.54 = 4,691.75/x
  3. Step 3: Cross multiply
    5,522.81x = 8,237.54 × 4,691.75
  4. Step 4: Simplify right side
    5,522.81x = 38,648,448.84
  5. Step 5: Solve for x
    x = 38,648,448.84/5,522.81
  6. Step 6: Final answer
    x = 6,997.97

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.