Home / 4,918.71-7,376.33-1,586.84

Finding the Fourth Proportional to 4,918.71, 7,376.33 and 1,586.84

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Solution

The fourth proportional to 4,918.71, 7,376.33 and 1,586.84 is: 2,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.71 : 7,376.33 = 1,586.84 : x
  2. Step 2: Convert to fraction form
    4,918.71/7,376.33 = 1,586.84/x
  3. Step 3: Cross multiply
    4,918.71x = 7,376.33 × 1,586.84
  4. Step 4: Simplify right side
    4,918.71x = 11,705,010.68
  5. Step 5: Solve for x
    x = 11,705,010.68/4,918.71
  6. Step 6: Final answer
    x = 2,379.69

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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.