Home / 6,415.12-9,622.82-2,032.62

Finding the Fourth Proportional to 6,415.12, 9,622.82 and 2,032.62

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Solution

The fourth proportional to 6,415.12, 9,622.82 and 2,032.62 is: 3,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.12 : 9,622.82 = 2,032.62 : x
  2. Step 2: Convert to fraction form
    6,415.12/9,622.82 = 2,032.62/x
  3. Step 3: Cross multiply
    6,415.12x = 9,622.82 × 2,032.62
  4. Step 4: Simplify right side
    6,415.12x = 19,559,536.39
  5. Step 5: Solve for x
    x = 19,559,536.39/6,415.12
  6. Step 6: Final answer
    x = 3,048.97

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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.