Home / 4,013.19-6,018.24-1,380.20

Finding the Fourth Proportional to 4,013.19, 6,018.24 and 1,380.20

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Solution

The fourth proportional to 4,013.19, 6,018.24 and 1,380.20 is: 2,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.19 : 6,018.24 = 1,380.20 : x
  2. Step 2: Convert to fraction form
    4,013.19/6,018.24 = 1,380.20/x
  3. Step 3: Cross multiply
    4,013.19x = 6,018.24 × 1,380.20
  4. Step 4: Simplify right side
    4,013.19x = 8,306,374.85
  5. Step 5: Solve for x
    x = 8,306,374.85/4,013.19
  6. Step 6: Final answer
    x = 2,069.77

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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.