Home / 4,011.19-6,015.24-1,378.20

Finding the Fourth Proportional to 4,011.19, 6,015.24 and 1,378.20

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Solution

The fourth proportional to 4,011.19, 6,015.24 and 1,378.20 is: 2,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.19 : 6,015.24 = 1,378.20 : x
  2. Step 2: Convert to fraction form
    4,011.19/6,015.24 = 1,378.20/x
  3. Step 3: Cross multiply
    4,011.19x = 6,015.24 × 1,378.20
  4. Step 4: Simplify right side
    4,011.19x = 8,290,203.77
  5. Step 5: Solve for x
    x = 8,290,203.77/4,011.19
  6. Step 6: Final answer
    x = 2,066.77

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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.