Home / 7,821.84-10,795.19-4,463.90

Finding the Fourth Proportional to 7,821.84, 10,795.19 and 4,463.90

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Solution

The fourth proportional to 7,821.84, 10,795.19 and 4,463.90 is: 6,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.84 : 10,795.19 = 4,463.90 : x
  2. Step 2: Convert to fraction form
    7,821.84/10,795.19 = 4,463.90/x
  3. Step 3: Cross multiply
    7,821.84x = 10,795.19 × 4,463.90
  4. Step 4: Simplify right side
    7,821.84x = 48,188,572.35
  5. Step 5: Solve for x
    x = 48,188,572.35/7,821.84
  6. Step 6: Final answer
    x = 6,160.77

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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.