Home / 6,914.52-9,541.80-3,930.48

Finding the Fourth Proportional to 6,914.52, 9,541.80 and 3,930.48

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Solution

The fourth proportional to 6,914.52, 9,541.80 and 3,930.48 is: 5,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.52 : 9,541.80 = 3,930.48 : x
  2. Step 2: Convert to fraction form
    6,914.52/9,541.80 = 3,930.48/x
  3. Step 3: Cross multiply
    6,914.52x = 9,541.80 × 3,930.48
  4. Step 4: Simplify right side
    6,914.52x = 37,503,854.06
  5. Step 5: Solve for x
    x = 37,503,854.06/6,914.52
  6. Step 6: Final answer
    x = 5,423.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.