Home / 3,846.36-5,309.04-2,274.96

Finding the Fourth Proportional to 3,846.36, 5,309.04 and 2,274.96

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Solution

The fourth proportional to 3,846.36, 5,309.04 and 2,274.96 is: 3,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.36 : 5,309.04 = 2,274.96 : x
  2. Step 2: Convert to fraction form
    3,846.36/5,309.04 = 2,274.96/x
  3. Step 3: Cross multiply
    3,846.36x = 5,309.04 × 2,274.96
  4. Step 4: Simplify right side
    3,846.36x = 12,077,853.64
  5. Step 5: Solve for x
    x = 12,077,853.64/3,846.36
  6. Step 6: Final answer
    x = 3,140.07

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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.