Home / 3,054.42-4,215.78-2,529.54

Finding the Fourth Proportional to 3,054.42, 4,215.78 and 2,529.54

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Solution

The fourth proportional to 3,054.42, 4,215.78 and 2,529.54 is: 3,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.42 : 4,215.78 = 2,529.54 : x
  2. Step 2: Convert to fraction form
    3,054.42/4,215.78 = 2,529.54/x
  3. Step 3: Cross multiply
    3,054.42x = 4,215.78 × 2,529.54
  4. Step 4: Simplify right side
    3,054.42x = 10,663,984.14
  5. Step 5: Solve for x
    x = 10,663,984.14/3,054.42
  6. Step 6: Final answer
    x = 3,491.33

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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.