Home / 5,814.29-8,723.75-2,116.77

Finding the Fourth Proportional to 5,814.29, 8,723.75 and 2,116.77

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Solution

The fourth proportional to 5,814.29, 8,723.75 and 2,116.77 is: 3,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.29 : 8,723.75 = 2,116.77 : x
  2. Step 2: Convert to fraction form
    5,814.29/8,723.75 = 2,116.77/x
  3. Step 3: Cross multiply
    5,814.29x = 8,723.75 × 2,116.77
  4. Step 4: Simplify right side
    5,814.29x = 18,466,161.70
  5. Step 5: Solve for x
    x = 18,466,161.70/5,814.29
  6. Step 6: Final answer
    x = 3,176.00

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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.