Home / 3,094.74-4,638.78-1,145.88

Finding the Fourth Proportional to 3,094.74, 4,638.78 and 1,145.88

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Solution

The fourth proportional to 3,094.74, 4,638.78 and 1,145.88 is: 1,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.74 : 4,638.78 = 1,145.88 : x
  2. Step 2: Convert to fraction form
    3,094.74/4,638.78 = 1,145.88/x
  3. Step 3: Cross multiply
    3,094.74x = 4,638.78 × 1,145.88
  4. Step 4: Simplify right side
    3,094.74x = 5,315,485.23
  5. Step 5: Solve for x
    x = 5,315,485.23/3,094.74
  6. Step 6: Final answer
    x = 1,717.59

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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.