Home / 4,381.26-6,566.43-2,190.62

Finding the Fourth Proportional to 4,381.26, 6,566.43 and 2,190.62

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Solution

The fourth proportional to 4,381.26, 6,566.43 and 2,190.62 is: 3,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.26 : 6,566.43 = 2,190.62 : x
  2. Step 2: Convert to fraction form
    4,381.26/6,566.43 = 2,190.62/x
  3. Step 3: Cross multiply
    4,381.26x = 6,566.43 × 2,190.62
  4. Step 4: Simplify right side
    4,381.26x = 14,384,522.10
  5. Step 5: Solve for x
    x = 14,384,522.10/4,381.26
  6. Step 6: Final answer
    x = 3,283.19

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1.5x scale

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.