Home / 4,381.39-6,569.00-2,188.57

Finding the Fourth Proportional to 4,381.39, 6,569.00 and 2,188.57

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Solution

The fourth proportional to 4,381.39, 6,569.00 and 2,188.57 is: 3,281.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.39 : 6,569.00 = 2,188.57 : x
  2. Step 2: Convert to fraction form
    4,381.39/6,569.00 = 2,188.57/x
  3. Step 3: Cross multiply
    4,381.39x = 6,569.00 × 2,188.57
  4. Step 4: Simplify right side
    4,381.39x = 14,376,709.49
  5. Step 5: Solve for x
    x = 14,376,709.49/4,381.39
  6. Step 6: Final answer
    x = 3,281.31

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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.