Home / 6,425.36-9,635.08-2,419.92

Finding the Fourth Proportional to 6,425.36, 9,635.08 and 2,419.92

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Solution

The fourth proportional to 6,425.36, 9,635.08 and 2,419.92 is: 3,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.36 : 9,635.08 = 2,419.92 : x
  2. Step 2: Convert to fraction form
    6,425.36/9,635.08 = 2,419.92/x
  3. Step 3: Cross multiply
    6,425.36x = 9,635.08 × 2,419.92
  4. Step 4: Simplify right side
    6,425.36x = 23,316,122.79
  5. Step 5: Solve for x
    x = 23,316,122.79/6,425.36
  6. Step 6: Final answer
    x = 3,628.77

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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.