Home / 6,814.17-9,402.57-3,829.86

Finding the Fourth Proportional to 6,814.17, 9,402.57 and 3,829.86

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Solution

The fourth proportional to 6,814.17, 9,402.57 and 3,829.86 is: 5,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.17 : 9,402.57 = 3,829.86 : x
  2. Step 2: Convert to fraction form
    6,814.17/9,402.57 = 3,829.86/x
  3. Step 3: Cross multiply
    6,814.17x = 9,402.57 × 3,829.86
  4. Step 4: Simplify right side
    6,814.17x = 36,010,526.74
  5. Step 5: Solve for x
    x = 36,010,526.74/6,814.17
  6. Step 6: Final answer
    x = 5,284.65

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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.