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Finding the Fourth Proportional to 4,020.32, 6,030 and 2,480.48

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Solution

The fourth proportional to 4,020.32, 6,030 and 2,480.48 is: 3,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.32 : 6,030 = 2,480.48 : x
  2. Step 2: Convert to fraction form
    4,020.32/6,030 = 2,480.48/x
  3. Step 3: Cross multiply
    4,020.32x = 6,030 × 2,480.48
  4. Step 4: Simplify right side
    4,020.32x = 14,957,294.40
  5. Step 5: Solve for x
    x = 14,957,294.40/4,020.32
  6. Step 6: Final answer
    x = 3,720.42

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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.