Home / 7,669.74-10,583.82-4,690.56

Finding the Fourth Proportional to 7,669.74, 10,583.82 and 4,690.56

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Solution

The fourth proportional to 7,669.74, 10,583.82 and 4,690.56 is: 6,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.74 : 10,583.82 = 4,690.56 : x
  2. Step 2: Convert to fraction form
    7,669.74/10,583.82 = 4,690.56/x
  3. Step 3: Cross multiply
    7,669.74x = 10,583.82 × 4,690.56
  4. Step 4: Simplify right side
    7,669.74x = 49,644,042.74
  5. Step 5: Solve for x
    x = 49,644,042.74/7,669.74
  6. Step 6: Final answer
    x = 6,472.72

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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.