Home / 2,944.21-4,063.08-1,618

Finding the Fourth Proportional to 2,944.21, 4,063.08 and 1,618

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Solution

The fourth proportional to 2,944.21, 4,063.08 and 1,618 is: 2,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.21 : 4,063.08 = 1,618 : x
  2. Step 2: Convert to fraction form
    2,944.21/4,063.08 = 1,618/x
  3. Step 3: Cross multiply
    2,944.21x = 4,063.08 × 1,618
  4. Step 4: Simplify right side
    2,944.21x = 6,574,063.44
  5. Step 5: Solve for x
    x = 6,574,063.44/2,944.21
  6. Step 6: Final answer
    x = 2,232.88

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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.