Home / 5,818.14-8,727.18-2,485.89

Finding the Fourth Proportional to 5,818.14, 8,727.18 and 2,485.89

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Solution

The fourth proportional to 5,818.14, 8,727.18 and 2,485.89 is: 3,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.14 : 8,727.18 = 2,485.89 : x
  2. Step 2: Convert to fraction form
    5,818.14/8,727.18 = 2,485.89/x
  3. Step 3: Cross multiply
    5,818.14x = 8,727.18 × 2,485.89
  4. Step 4: Simplify right side
    5,818.14x = 21,694,809.49
  5. Step 5: Solve for x
    x = 21,694,809.49/5,818.14
  6. Step 6: Final answer
    x = 3,728.82

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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.