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Finding the Fourth Proportional to 5,003.22, 7,490.22 and 4,019.06

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Solution

The fourth proportional to 5,003.22, 7,490.22 and 4,019.06 is: 6,016.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.22 : 7,490.22 = 4,019.06 : x
  2. Step 2: Convert to fraction form
    5,003.22/7,490.22 = 4,019.06/x
  3. Step 3: Cross multiply
    5,003.22x = 7,490.22 × 4,019.06
  4. Step 4: Simplify right side
    5,003.22x = 30,103,643.59
  5. Step 5: Solve for x
    x = 30,103,643.59/5,003.22
  6. Step 6: Final answer
    x = 6,016.85

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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.