Home / 4,550.20-6,825.30-1,263.20

Finding the Fourth Proportional to 4,550.20, 6,825.30 and 1,263.20

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Solution

The fourth proportional to 4,550.20, 6,825.30 and 1,263.20 is: 1,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.20 : 6,825.30 = 1,263.20 : x
  2. Step 2: Convert to fraction form
    4,550.20/6,825.30 = 1,263.20/x
  3. Step 3: Cross multiply
    4,550.20x = 6,825.30 × 1,263.20
  4. Step 4: Simplify right side
    4,550.20x = 8,621,718.96
  5. Step 5: Solve for x
    x = 8,621,718.96/4,550.20
  6. Step 6: Final answer
    x = 1,894.80

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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.