Home / 2,756.20-4,124.18-2,027.20

Finding the Fourth Proportional to 2,756.20, 4,124.18 and 2,027.20

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Solution

The fourth proportional to 2,756.20, 4,124.18 and 2,027.20 is: 3,033.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.20 : 4,124.18 = 2,027.20 : x
  2. Step 2: Convert to fraction form
    2,756.20/4,124.18 = 2,027.20/x
  3. Step 3: Cross multiply
    2,756.20x = 4,124.18 × 2,027.20
  4. Step 4: Simplify right side
    2,756.20x = 8,360,527.56
  5. Step 5: Solve for x
    x = 8,360,527.56/2,756.20
  6. Step 6: Final answer
    x = 3,033.35

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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.