Home / 4,262.40-6,391.17-2,070.54

Finding the Fourth Proportional to 4,262.40, 6,391.17 and 2,070.54

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Solution

The fourth proportional to 4,262.40, 6,391.17 and 2,070.54 is: 3,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.40 : 6,391.17 = 2,070.54 : x
  2. Step 2: Convert to fraction form
    4,262.40/6,391.17 = 2,070.54/x
  3. Step 3: Cross multiply
    4,262.40x = 6,391.17 × 2,070.54
  4. Step 4: Simplify right side
    4,262.40x = 13,233,173.13
  5. Step 5: Solve for x
    x = 13,233,173.13/4,262.40
  6. Step 6: Final answer
    x = 3,104.63

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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.