Home / 6,386.13-9,582.84-3,099.96

Finding the Fourth Proportional to 6,386.13, 9,582.84 and 3,099.96

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Solution

The fourth proportional to 6,386.13, 9,582.84 and 3,099.96 is: 4,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.13 : 9,582.84 = 3,099.96 : x
  2. Step 2: Convert to fraction form
    6,386.13/9,582.84 = 3,099.96/x
  3. Step 3: Cross multiply
    6,386.13x = 9,582.84 × 3,099.96
  4. Step 4: Simplify right side
    6,386.13x = 29,706,420.69
  5. Step 5: Solve for x
    x = 29,706,420.69/6,386.13
  6. Step 6: Final answer
    x = 4,651.71

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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.