Home / 5,790.69-8,684.71-1,631.11

Finding the Fourth Proportional to 5,790.69, 8,684.71 and 1,631.11

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Solution

The fourth proportional to 5,790.69, 8,684.71 and 1,631.11 is: 2,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.69 : 8,684.71 = 1,631.11 : x
  2. Step 2: Convert to fraction form
    5,790.69/8,684.71 = 1,631.11/x
  3. Step 3: Cross multiply
    5,790.69x = 8,684.71 × 1,631.11
  4. Step 4: Simplify right side
    5,790.69x = 14,165,717.33
  5. Step 5: Solve for x
    x = 14,165,717.33/5,790.69
  6. Step 6: Final answer
    x = 2,446.29

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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.