Home / 3,184.84-4,738.73-3,105.48

Finding the Fourth Proportional to 3,184.84, 4,738.73 and 3,105.48

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Solution

The fourth proportional to 3,184.84, 4,738.73 and 3,105.48 is: 4,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.84 : 4,738.73 = 3,105.48 : x
  2. Step 2: Convert to fraction form
    3,184.84/4,738.73 = 3,105.48/x
  3. Step 3: Cross multiply
    3,184.84x = 4,738.73 × 3,105.48
  4. Step 4: Simplify right side
    3,184.84x = 14,716,031.24
  5. Step 5: Solve for x
    x = 14,716,031.24/3,184.84
  6. Step 6: Final answer
    x = 4,620.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.