Home / 5,787.38-8,679.26-2,089.13

Finding the Fourth Proportional to 5,787.38, 8,679.26 and 2,089.13

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Solution

The fourth proportional to 5,787.38, 8,679.26 and 2,089.13 is: 3,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.38 : 8,679.26 = 2,089.13 : x
  2. Step 2: Convert to fraction form
    5,787.38/8,679.26 = 2,089.13/x
  3. Step 3: Cross multiply
    5,787.38x = 8,679.26 × 2,089.13
  4. Step 4: Simplify right side
    5,787.38x = 18,132,064.27
  5. Step 5: Solve for x
    x = 18,132,064.27/5,787.38
  6. Step 6: Final answer
    x = 3,133.03

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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.