Home / 5,787.27-8,678.77-2,088.52

Finding the Fourth Proportional to 5,787.27, 8,678.77 and 2,088.52

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Solution

The fourth proportional to 5,787.27, 8,678.77 and 2,088.52 is: 3,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.27 : 8,678.77 = 2,088.52 : x
  2. Step 2: Convert to fraction form
    5,787.27/8,678.77 = 2,088.52/x
  3. Step 3: Cross multiply
    5,787.27x = 8,678.77 × 2,088.52
  4. Step 4: Simplify right side
    5,787.27x = 18,125,757.80
  5. Step 5: Solve for x
    x = 18,125,757.80/5,787.27
  6. Step 6: Final answer
    x = 3,132.00

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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.