Home / 6,814.02-9,403.29-3,829.88

Finding the Fourth Proportional to 6,814.02, 9,403.29 and 3,829.88

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Solution

The fourth proportional to 6,814.02, 9,403.29 and 3,829.88 is: 5,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.02 : 9,403.29 = 3,829.88 : x
  2. Step 2: Convert to fraction form
    6,814.02/9,403.29 = 3,829.88/x
  3. Step 3: Cross multiply
    6,814.02x = 9,403.29 × 3,829.88
  4. Step 4: Simplify right side
    6,814.02x = 36,013,495.81
  5. Step 5: Solve for x
    x = 36,013,495.81/6,814.02
  6. Step 6: Final answer
    x = 5,285.20

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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.