Home / 3,162.24-4,363.81-1,904.33

Finding the Fourth Proportional to 3,162.24, 4,363.81 and 1,904.33

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Solution

The fourth proportional to 3,162.24, 4,363.81 and 1,904.33 is: 2,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.24 : 4,363.81 = 1,904.33 : x
  2. Step 2: Convert to fraction form
    3,162.24/4,363.81 = 1,904.33/x
  3. Step 3: Cross multiply
    3,162.24x = 4,363.81 × 1,904.33
  4. Step 4: Simplify right side
    3,162.24x = 8,310,140.45
  5. Step 5: Solve for x
    x = 8,310,140.45/3,162.24
  6. Step 6: Final answer
    x = 2,627.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.