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Finding the Fourth Proportional to 5,894.65, 8,134.61 and 3,536.79

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Solution

The fourth proportional to 5,894.65, 8,134.61 and 3,536.79 is: 4,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894.65 : 8,134.61 = 3,536.79 : x
  2. Step 2: Convert to fraction form
    5,894.65/8,134.61 = 3,536.79/x
  3. Step 3: Cross multiply
    5,894.65x = 8,134.61 × 3,536.79
  4. Step 4: Simplify right side
    5,894.65x = 28,770,416.81
  5. Step 5: Solve for x
    x = 28,770,416.81/5,894.65
  6. Step 6: Final answer
    x = 4,880.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.