Home / 2,943.68-4,416.39-1,708.83

Finding the Fourth Proportional to 2,943.68, 4,416.39 and 1,708.83

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Solution

The fourth proportional to 2,943.68, 4,416.39 and 1,708.83 is: 2,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.68 : 4,416.39 = 1,708.83 : x
  2. Step 2: Convert to fraction form
    2,943.68/4,416.39 = 1,708.83/x
  3. Step 3: Cross multiply
    2,943.68x = 4,416.39 × 1,708.83
  4. Step 4: Simplify right side
    2,943.68x = 7,546,859.72
  5. Step 5: Solve for x
    x = 7,546,859.72/2,943.68
  6. Step 6: Final answer
    x = 2,563.75

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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.