Home / 6,419.43-9,622.85-3,300.93

Finding the Fourth Proportional to 6,419.43, 9,622.85 and 3,300.93

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Solution

The fourth proportional to 6,419.43, 9,622.85 and 3,300.93 is: 4,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419.43 : 9,622.85 = 3,300.93 : x
  2. Step 2: Convert to fraction form
    6,419.43/9,622.85 = 3,300.93/x
  3. Step 3: Cross multiply
    6,419.43x = 9,622.85 × 3,300.93
  4. Step 4: Simplify right side
    6,419.43x = 31,764,337.75
  5. Step 5: Solve for x
    x = 31,764,337.75/6,419.43
  6. Step 6: Final answer
    x = 4,948.16

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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.