Home / 3,014.39-4,520.37-933.91

Finding the Fourth Proportional to 3,014.39, 4,520.37 and 933.91

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Solution

The fourth proportional to 3,014.39, 4,520.37 and 933.91 is: 1,400.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.39 : 4,520.37 = 933.91 : x
  2. Step 2: Convert to fraction form
    3,014.39/4,520.37 = 933.91/x
  3. Step 3: Cross multiply
    3,014.39x = 4,520.37 × 933.91
  4. Step 4: Simplify right side
    3,014.39x = 4,221,596.14
  5. Step 5: Solve for x
    x = 4,221,596.14/3,014.39
  6. Step 6: Final answer
    x = 1,400.48

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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.