Home / 4,773.48-7,171.20-3,390.18

Finding the Fourth Proportional to 4,773.48, 7,171.20 and 3,390.18

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Solution

The fourth proportional to 4,773.48, 7,171.20 and 3,390.18 is: 5,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.48 : 7,171.20 = 3,390.18 : x
  2. Step 2: Convert to fraction form
    4,773.48/7,171.20 = 3,390.18/x
  3. Step 3: Cross multiply
    4,773.48x = 7,171.20 × 3,390.18
  4. Step 4: Simplify right side
    4,773.48x = 24,311,658.82
  5. Step 5: Solve for x
    x = 24,311,658.82/4,773.48
  6. Step 6: Final answer
    x = 5,093.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.