Home / 3,254.67-4,881.60-1,306.89

Finding the Fourth Proportional to 3,254.67, 4,881.60 and 1,306.89

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Solution

The fourth proportional to 3,254.67, 4,881.60 and 1,306.89 is: 1,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.67 : 4,881.60 = 1,306.89 : x
  2. Step 2: Convert to fraction form
    3,254.67/4,881.60 = 1,306.89/x
  3. Step 3: Cross multiply
    3,254.67x = 4,881.60 × 1,306.89
  4. Step 4: Simplify right side
    3,254.67x = 6,379,714.22
  5. Step 5: Solve for x
    x = 6,379,714.22/3,254.67
  6. Step 6: Final answer
    x = 1,960.17

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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.