Home / 4,486.77-6,730.20-1,200.33

Finding the Fourth Proportional to 4,486.77, 6,730.20 and 1,200.33

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Solution

The fourth proportional to 4,486.77, 6,730.20 and 1,200.33 is: 1,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.77 : 6,730.20 = 1,200.33 : x
  2. Step 2: Convert to fraction form
    4,486.77/6,730.20 = 1,200.33/x
  3. Step 3: Cross multiply
    4,486.77x = 6,730.20 × 1,200.33
  4. Step 4: Simplify right side
    4,486.77x = 8,078,460.97
  5. Step 5: Solve for x
    x = 8,078,460.97/4,486.77
  6. Step 6: Final answer
    x = 1,800.51

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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.