Home / 7,935.11-10,948.87-4,791.47

Finding the Fourth Proportional to 7,935.11, 10,948.87 and 4,791.47

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Solution

The fourth proportional to 7,935.11, 10,948.87 and 4,791.47 is: 6,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.11 : 10,948.87 = 4,791.47 : x
  2. Step 2: Convert to fraction form
    7,935.11/10,948.87 = 4,791.47/x
  3. Step 3: Cross multiply
    7,935.11x = 10,948.87 × 4,791.47
  4. Step 4: Simplify right side
    7,935.11x = 52,461,182.14
  5. Step 5: Solve for x
    x = 52,461,182.14/7,935.11
  6. Step 6: Final answer
    x = 6,611.27

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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.