Home / 5,857.50-8,787.47-2,394.75

Finding the Fourth Proportional to 5,857.50, 8,787.47 and 2,394.75

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Solution

The fourth proportional to 5,857.50, 8,787.47 and 2,394.75 is: 3,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.50 : 8,787.47 = 2,394.75 : x
  2. Step 2: Convert to fraction form
    5,857.50/8,787.47 = 2,394.75/x
  3. Step 3: Cross multiply
    5,857.50x = 8,787.47 × 2,394.75
  4. Step 4: Simplify right side
    5,857.50x = 21,043,781.81
  5. Step 5: Solve for x
    x = 21,043,781.81/5,857.50
  6. Step 6: Final answer
    x = 3,592.62

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1.5x scale

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.