Home / 4,522.34-6,781.29-1,889.06

Finding the Fourth Proportional to 4,522.34, 6,781.29 and 1,889.06

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Solution

The fourth proportional to 4,522.34, 6,781.29 and 1,889.06 is: 2,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.34 : 6,781.29 = 1,889.06 : x
  2. Step 2: Convert to fraction form
    4,522.34/6,781.29 = 1,889.06/x
  3. Step 3: Cross multiply
    4,522.34x = 6,781.29 × 1,889.06
  4. Step 4: Simplify right side
    4,522.34x = 12,810,222.70
  5. Step 5: Solve for x
    x = 12,810,222.70/4,522.34
  6. Step 6: Final answer
    x = 2,832.65

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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.