Home / 3,137.07-4,706.24-945.99

Finding the Fourth Proportional to 3,137.07, 4,706.24 and 945.99

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Solution

The fourth proportional to 3,137.07, 4,706.24 and 945.99 is: 1,419.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.07 : 4,706.24 = 945.99 : x
  2. Step 2: Convert to fraction form
    3,137.07/4,706.24 = 945.99/x
  3. Step 3: Cross multiply
    3,137.07x = 4,706.24 × 945.99
  4. Step 4: Simplify right side
    3,137.07x = 4,452,051.25
  5. Step 5: Solve for x
    x = 4,452,051.25/3,137.07
  6. Step 6: Final answer
    x = 1,419.17

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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.