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Finding the Fourth Proportional to 4,013.03, 6,019.03 and 1,821.25

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Solution

The fourth proportional to 4,013.03, 6,019.03 and 1,821.25 is: 2,731.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.03 : 6,019.03 = 1,821.25 : x
  2. Step 2: Convert to fraction form
    4,013.03/6,019.03 = 1,821.25/x
  3. Step 3: Cross multiply
    4,013.03x = 6,019.03 × 1,821.25
  4. Step 4: Simplify right side
    4,013.03x = 10,962,138.79
  5. Step 5: Solve for x
    x = 10,962,138.79/4,013.03
  6. Step 6: Final answer
    x = 2,731.63

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1.5x scale

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.