Home / 5,122.62-7,064.55-3,353.58

Finding the Fourth Proportional to 5,122.62, 7,064.55 and 3,353.58

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Solution

The fourth proportional to 5,122.62, 7,064.55 and 3,353.58 is: 4,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.62 : 7,064.55 = 3,353.58 : x
  2. Step 2: Convert to fraction form
    5,122.62/7,064.55 = 3,353.58/x
  3. Step 3: Cross multiply
    5,122.62x = 7,064.55 × 3,353.58
  4. Step 4: Simplify right side
    5,122.62x = 23,691,533.59
  5. Step 5: Solve for x
    x = 23,691,533.59/5,122.62
  6. Step 6: Final answer
    x = 4,624.89

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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.