Home / 3,003.78-4,506.28-1,056.14

Finding the Fourth Proportional to 3,003.78, 4,506.28 and 1,056.14

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Solution

The fourth proportional to 3,003.78, 4,506.28 and 1,056.14 is: 1,584.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.78 : 4,506.28 = 1,056.14 : x
  2. Step 2: Convert to fraction form
    3,003.78/4,506.28 = 1,056.14/x
  3. Step 3: Cross multiply
    3,003.78x = 4,506.28 × 1,056.14
  4. Step 4: Simplify right side
    3,003.78x = 4,759,234.75
  5. Step 5: Solve for x
    x = 4,759,234.75/3,003.78
  6. Step 6: Final answer
    x = 1,584.42

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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.