Home / 4,222.61-6,330.51-1,759.29

Finding the Fourth Proportional to 4,222.61, 6,330.51 and 1,759.29

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Solution

The fourth proportional to 4,222.61, 6,330.51 and 1,759.29 is: 2,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.61 : 6,330.51 = 1,759.29 : x
  2. Step 2: Convert to fraction form
    4,222.61/6,330.51 = 1,759.29/x
  3. Step 3: Cross multiply
    4,222.61x = 6,330.51 × 1,759.29
  4. Step 4: Simplify right side
    4,222.61x = 11,137,162.49
  5. Step 5: Solve for x
    x = 11,137,162.49/4,222.61
  6. Step 6: Final answer
    x = 2,637.51

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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.