Home / 4,424.86-6,638.37-1,346.86

Finding the Fourth Proportional to 4,424.86, 6,638.37 and 1,346.86

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Solution

The fourth proportional to 4,424.86, 6,638.37 and 1,346.86 is: 2,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.86 : 6,638.37 = 1,346.86 : x
  2. Step 2: Convert to fraction form
    4,424.86/6,638.37 = 1,346.86/x
  3. Step 3: Cross multiply
    4,424.86x = 6,638.37 × 1,346.86
  4. Step 4: Simplify right side
    4,424.86x = 8,940,955.02
  5. Step 5: Solve for x
    x = 8,940,955.02/4,424.86
  6. Step 6: Final answer
    x = 2,020.62

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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.