Home / 4,660.33-6,989.01-1,539.61

Finding the Fourth Proportional to 4,660.33, 6,989.01 and 1,539.61

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Solution

The fourth proportional to 4,660.33, 6,989.01 and 1,539.61 is: 2,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.33 : 6,989.01 = 1,539.61 : x
  2. Step 2: Convert to fraction form
    4,660.33/6,989.01 = 1,539.61/x
  3. Step 3: Cross multiply
    4,660.33x = 6,989.01 × 1,539.61
  4. Step 4: Simplify right side
    4,660.33x = 10,760,349.69
  5. Step 5: Solve for x
    x = 10,760,349.69/4,660.33
  6. Step 6: Final answer
    x = 2,308.92

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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.