Home / 4,381.92-6,569.04-1,647.84

Finding the Fourth Proportional to 4,381.92, 6,569.04 and 1,647.84

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Solution

The fourth proportional to 4,381.92, 6,569.04 and 1,647.84 is: 2,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.92 : 6,569.04 = 1,647.84 : x
  2. Step 2: Convert to fraction form
    4,381.92/6,569.04 = 1,647.84/x
  3. Step 3: Cross multiply
    4,381.92x = 6,569.04 × 1,647.84
  4. Step 4: Simplify right side
    4,381.92x = 10,824,726.87
  5. Step 5: Solve for x
    x = 10,824,726.87/4,381.92
  6. Step 6: Final answer
    x = 2,470.32

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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.