Home / 9,411.97-14,119.48-3,172.54

Finding the Fourth Proportional to 9,411.97, 14,119.48 and 3,172.54

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Solution

The fourth proportional to 9,411.97, 14,119.48 and 3,172.54 is: 4,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.97 : 14,119.48 = 3,172.54 : x
  2. Step 2: Convert to fraction form
    9,411.97/14,119.48 = 3,172.54/x
  3. Step 3: Cross multiply
    9,411.97x = 14,119.48 × 3,172.54
  4. Step 4: Simplify right side
    9,411.97x = 44,794,615.08
  5. Step 5: Solve for x
    x = 44,794,615.08/9,411.97
  6. Step 6: Final answer
    x = 4,759.32

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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.