Home / 2,787.35-4,182.69-1,032.05

Finding the Fourth Proportional to 2,787.35, 4,182.69 and 1,032.05

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Solution

The fourth proportional to 2,787.35, 4,182.69 and 1,032.05 is: 1,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787.35 : 4,182.69 = 1,032.05 : x
  2. Step 2: Convert to fraction form
    2,787.35/4,182.69 = 1,032.05/x
  3. Step 3: Cross multiply
    2,787.35x = 4,182.69 × 1,032.05
  4. Step 4: Simplify right side
    2,787.35x = 4,316,724.30
  5. Step 5: Solve for x
    x = 4,316,724.30/2,787.35
  6. Step 6: Final answer
    x = 1,548.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.