Home / 9,942.88-14,904.60-4,103.68

Finding the Fourth Proportional to 9,942.88, 14,904.60 and 4,103.68

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Solution

The fourth proportional to 9,942.88, 14,904.60 and 4,103.68 is: 6,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.88 : 14,904.60 = 4,103.68 : x
  2. Step 2: Convert to fraction form
    9,942.88/14,904.60 = 4,103.68/x
  3. Step 3: Cross multiply
    9,942.88x = 14,904.60 × 4,103.68
  4. Step 4: Simplify right side
    9,942.88x = 61,163,708.93
  5. Step 5: Solve for x
    x = 61,163,708.93/9,942.88
  6. Step 6: Final answer
    x = 6,151.51

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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.