Home / 6,442.49-9,663.60-2,059.94

Finding the Fourth Proportional to 6,442.49, 9,663.60 and 2,059.94

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Solution

The fourth proportional to 6,442.49, 9,663.60 and 2,059.94 is: 3,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.49 : 9,663.60 = 2,059.94 : x
  2. Step 2: Convert to fraction form
    6,442.49/9,663.60 = 2,059.94/x
  3. Step 3: Cross multiply
    6,442.49x = 9,663.60 × 2,059.94
  4. Step 4: Simplify right side
    6,442.49x = 19,906,460.34
  5. Step 5: Solve for x
    x = 19,906,460.34/6,442.49
  6. Step 6: Final answer
    x = 3,089.87

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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.