Home / 7,286.42-10,058.31-4,929.93

Finding the Fourth Proportional to 7,286.42, 10,058.31 and 4,929.93

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Solution

The fourth proportional to 7,286.42, 10,058.31 and 4,929.93 is: 6,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.42 : 10,058.31 = 4,929.93 : x
  2. Step 2: Convert to fraction form
    7,286.42/10,058.31 = 4,929.93/x
  3. Step 3: Cross multiply
    7,286.42x = 10,058.31 × 4,929.93
  4. Step 4: Simplify right side
    7,286.42x = 49,586,764.22
  5. Step 5: Solve for x
    x = 49,586,764.22/7,286.42
  6. Step 6: Final answer
    x = 6,805.36

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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.