Home / 2,381.04-3,285.90-1,333.08

Finding the Fourth Proportional to 2,381.04, 3,285.90 and 1,333.08

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Solution

The fourth proportional to 2,381.04, 3,285.90 and 1,333.08 is: 1,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.04 : 3,285.90 = 1,333.08 : x
  2. Step 2: Convert to fraction form
    2,381.04/3,285.90 = 1,333.08/x
  3. Step 3: Cross multiply
    2,381.04x = 3,285.90 × 1,333.08
  4. Step 4: Simplify right side
    2,381.04x = 4,380,367.57
  5. Step 5: Solve for x
    x = 4,380,367.57/2,381.04
  6. Step 6: Final answer
    x = 1,839.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.