Home / 3,184.26-4,394.28-1,787.01

Finding the Fourth Proportional to 3,184.26, 4,394.28 and 1,787.01

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Solution

The fourth proportional to 3,184.26, 4,394.28 and 1,787.01 is: 2,466.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.26 : 4,394.28 = 1,787.01 : x
  2. Step 2: Convert to fraction form
    3,184.26/4,394.28 = 1,787.01/x
  3. Step 3: Cross multiply
    3,184.26x = 4,394.28 × 1,787.01
  4. Step 4: Simplify right side
    3,184.26x = 7,852,622.30
  5. Step 5: Solve for x
    x = 7,852,622.30/3,184.26
  6. Step 6: Final answer
    x = 2,466.07

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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.