Home / 2,256.56-3,376.64-1,862.90

Finding the Fourth Proportional to 2,256.56, 3,376.64 and 1,862.90

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Solution

The fourth proportional to 2,256.56, 3,376.64 and 1,862.90 is: 2,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.56 : 3,376.64 = 1,862.90 : x
  2. Step 2: Convert to fraction form
    2,256.56/3,376.64 = 1,862.90/x
  3. Step 3: Cross multiply
    2,256.56x = 3,376.64 × 1,862.90
  4. Step 4: Simplify right side
    2,256.56x = 6,290,333.34
  5. Step 5: Solve for x
    x = 6,290,333.34/2,256.56
  6. Step 6: Final answer
    x = 2,787.58

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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.