Home / 2,726.73-4,088.21-1,902.69

Finding the Fourth Proportional to 2,726.73, 4,088.21 and 1,902.69

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Solution

The fourth proportional to 2,726.73, 4,088.21 and 1,902.69 is: 2,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.73 : 4,088.21 = 1,902.69 : x
  2. Step 2: Convert to fraction form
    2,726.73/4,088.21 = 1,902.69/x
  3. Step 3: Cross multiply
    2,726.73x = 4,088.21 × 1,902.69
  4. Step 4: Simplify right side
    2,726.73x = 7,778,586.77
  5. Step 5: Solve for x
    x = 7,778,586.77/2,726.73
  6. Step 6: Final answer
    x = 2,852.72

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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.