Home / 4,916.82-7,357.49-4,231.76

Finding the Fourth Proportional to 4,916.82, 7,357.49 and 4,231.76

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Solution

The fourth proportional to 4,916.82, 7,357.49 and 4,231.76 is: 6,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.82 : 7,357.49 = 4,231.76 : x
  2. Step 2: Convert to fraction form
    4,916.82/7,357.49 = 4,231.76/x
  3. Step 3: Cross multiply
    4,916.82x = 7,357.49 × 4,231.76
  4. Step 4: Simplify right side
    4,916.82x = 31,135,089.81
  5. Step 5: Solve for x
    x = 31,135,089.81/4,916.82
  6. Step 6: Final answer
    x = 6,332.36

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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.