Home / 5,668.59-8,490.57-2,740.75

Finding the Fourth Proportional to 5,668.59, 8,490.57 and 2,740.75

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Solution

The fourth proportional to 5,668.59, 8,490.57 and 2,740.75 is: 4,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.59 : 8,490.57 = 2,740.75 : x
  2. Step 2: Convert to fraction form
    5,668.59/8,490.57 = 2,740.75/x
  3. Step 3: Cross multiply
    5,668.59x = 8,490.57 × 2,740.75
  4. Step 4: Simplify right side
    5,668.59x = 23,270,529.73
  5. Step 5: Solve for x
    x = 23,270,529.73/5,668.59
  6. Step 6: Final answer
    x = 4,105.17

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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.