Home / 3,018.44-4,165.61-1,742.49

Finding the Fourth Proportional to 3,018.44, 4,165.61 and 1,742.49

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Solution

The fourth proportional to 3,018.44, 4,165.61 and 1,742.49 is: 2,404.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.44 : 4,165.61 = 1,742.49 : x
  2. Step 2: Convert to fraction form
    3,018.44/4,165.61 = 1,742.49/x
  3. Step 3: Cross multiply
    3,018.44x = 4,165.61 × 1,742.49
  4. Step 4: Simplify right side
    3,018.44x = 7,258,525.06
  5. Step 5: Solve for x
    x = 7,258,525.06/3,018.44
  6. Step 6: Final answer
    x = 2,404.73

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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.