Home / 3,283.43-4,923.89-1,409.15

Finding the Fourth Proportional to 3,283.43, 4,923.89 and 1,409.15

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Solution

The fourth proportional to 3,283.43, 4,923.89 and 1,409.15 is: 2,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.43 : 4,923.89 = 1,409.15 : x
  2. Step 2: Convert to fraction form
    3,283.43/4,923.89 = 1,409.15/x
  3. Step 3: Cross multiply
    3,283.43x = 4,923.89 × 1,409.15
  4. Step 4: Simplify right side
    3,283.43x = 6,938,499.59
  5. Step 5: Solve for x
    x = 6,938,499.59/3,283.43
  6. Step 6: Final answer
    x = 2,113.19

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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.