Home / 4,344.70-6,518.10-1,422.91

Finding the Fourth Proportional to 4,344.70, 6,518.10 and 1,422.91

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Solution

The fourth proportional to 4,344.70, 6,518.10 and 1,422.91 is: 2,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.70 : 6,518.10 = 1,422.91 : x
  2. Step 2: Convert to fraction form
    4,344.70/6,518.10 = 1,422.91/x
  3. Step 3: Cross multiply
    4,344.70x = 6,518.10 × 1,422.91
  4. Step 4: Simplify right side
    4,344.70x = 9,274,669.67
  5. Step 5: Solve for x
    x = 9,274,669.67/4,344.70
  6. Step 6: Final answer
    x = 2,134.71

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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.