Home / 4,765.66-7,149.39-1,477.99

Finding the Fourth Proportional to 4,765.66, 7,149.39 and 1,477.99

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Solution

The fourth proportional to 4,765.66, 7,149.39 and 1,477.99 is: 2,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.66 : 7,149.39 = 1,477.99 : x
  2. Step 2: Convert to fraction form
    4,765.66/7,149.39 = 1,477.99/x
  3. Step 3: Cross multiply
    4,765.66x = 7,149.39 × 1,477.99
  4. Step 4: Simplify right side
    4,765.66x = 10,566,726.93
  5. Step 5: Solve for x
    x = 10,566,726.93/4,765.66
  6. Step 6: Final answer
    x = 2,217.26

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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.