Home / 2,551.81-3,828.67-1,737.76

Finding the Fourth Proportional to 2,551.81, 3,828.67 and 1,737.76

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Solution

The fourth proportional to 2,551.81, 3,828.67 and 1,737.76 is: 2,607.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.81 : 3,828.67 = 1,737.76 : x
  2. Step 2: Convert to fraction form
    2,551.81/3,828.67 = 1,737.76/x
  3. Step 3: Cross multiply
    2,551.81x = 3,828.67 × 1,737.76
  4. Step 4: Simplify right side
    2,551.81x = 6,653,295.66
  5. Step 5: Solve for x
    x = 6,653,295.66/2,551.81
  6. Step 6: Final answer
    x = 2,607.29

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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.