Home / 4,013.20-6,019.80-3,604.15

Finding the Fourth Proportional to 4,013.20, 6,019.80 and 3,604.15

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Solution

The fourth proportional to 4,013.20, 6,019.80 and 3,604.15 is: 5,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.20 : 6,019.80 = 3,604.15 : x
  2. Step 2: Convert to fraction form
    4,013.20/6,019.80 = 3,604.15/x
  3. Step 3: Cross multiply
    4,013.20x = 6,019.80 × 3,604.15
  4. Step 4: Simplify right side
    4,013.20x = 21,696,262.17
  5. Step 5: Solve for x
    x = 21,696,262.17/4,013.20
  6. Step 6: Final answer
    x = 5,406.23

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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.