Home / 4,950-7,419.38-2,314.36

Finding the Fourth Proportional to 4,950, 7,419.38 and 2,314.36

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Solution

The fourth proportional to 4,950, 7,419.38 and 2,314.36 is: 3,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950 : 7,419.38 = 2,314.36 : x
  2. Step 2: Convert to fraction form
    4,950/7,419.38 = 2,314.36/x
  3. Step 3: Cross multiply
    4,950x = 7,419.38 × 2,314.36
  4. Step 4: Simplify right side
    4,950x = 17,171,116.30
  5. Step 5: Solve for x
    x = 17,171,116.30/4,950
  6. Step 6: Final answer
    x = 3,468.91

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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.