Home / 2,827.81-3,902.62-1,569.27

Finding the Fourth Proportional to 2,827.81, 3,902.62 and 1,569.27

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Solution

The fourth proportional to 2,827.81, 3,902.62 and 1,569.27 is: 2,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.81 : 3,902.62 = 1,569.27 : x
  2. Step 2: Convert to fraction form
    2,827.81/3,902.62 = 1,569.27/x
  3. Step 3: Cross multiply
    2,827.81x = 3,902.62 × 1,569.27
  4. Step 4: Simplify right side
    2,827.81x = 6,124,264.49
  5. Step 5: Solve for x
    x = 6,124,264.49/2,827.81
  6. Step 6: Final answer
    x = 2,165.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.