Home / 7,922.90-10,930.17-4,777.34

Finding the Fourth Proportional to 7,922.90, 10,930.17 and 4,777.34

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Solution

The fourth proportional to 7,922.90, 10,930.17 and 4,777.34 is: 6,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.90 : 10,930.17 = 4,777.34 : x
  2. Step 2: Convert to fraction form
    7,922.90/10,930.17 = 4,777.34/x
  3. Step 3: Cross multiply
    7,922.90x = 10,930.17 × 4,777.34
  4. Step 4: Simplify right side
    7,922.90x = 52,217,138.35
  5. Step 5: Solve for x
    x = 52,217,138.35/7,922.90
  6. Step 6: Final answer
    x = 6,590.66

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