Home / 2,827.84-3,902.61-1,569.01

Finding the Fourth Proportional to 2,827.84, 3,902.61 and 1,569.01

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Solution

The fourth proportional to 2,827.84, 3,902.61 and 1,569.01 is: 2,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.84 : 3,902.61 = 1,569.01 : x
  2. Step 2: Convert to fraction form
    2,827.84/3,902.61 = 1,569.01/x
  3. Step 3: Cross multiply
    2,827.84x = 3,902.61 × 1,569.01
  4. Step 4: Simplify right side
    2,827.84x = 6,123,234.12
  5. Step 5: Solve for x
    x = 6,123,234.12/2,827.84
  6. Step 6: Final answer
    x = 2,165.34

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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.