Home / 5,814.50-8,722.31-1,864.76

Finding the Fourth Proportional to 5,814.50, 8,722.31 and 1,864.76

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Solution

The fourth proportional to 5,814.50, 8,722.31 and 1,864.76 is: 2,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.50 : 8,722.31 = 1,864.76 : x
  2. Step 2: Convert to fraction form
    5,814.50/8,722.31 = 1,864.76/x
  3. Step 3: Cross multiply
    5,814.50x = 8,722.31 × 1,864.76
  4. Step 4: Simplify right side
    5,814.50x = 16,264,961.86
  5. Step 5: Solve for x
    x = 16,264,961.86/5,814.50
  6. Step 6: Final answer
    x = 2,797.31

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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.