Home / 9,940.88-14,901.60-4,101.68

Finding the Fourth Proportional to 9,940.88, 14,901.60 and 4,101.68

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Solution

The fourth proportional to 9,940.88, 14,901.60 and 4,101.68 is: 6,148.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.88 : 14,901.60 = 4,101.68 : x
  2. Step 2: Convert to fraction form
    9,940.88/14,901.60 = 4,101.68/x
  3. Step 3: Cross multiply
    9,940.88x = 14,901.60 × 4,101.68
  4. Step 4: Simplify right side
    9,940.88x = 61,121,594.69
  5. Step 5: Solve for x
    x = 61,121,594.69/9,940.88
  6. Step 6: Final answer
    x = 6,148.51

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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.