Home / 3,018.80-4,528.48-1,071.04

Finding the Fourth Proportional to 3,018.80, 4,528.48 and 1,071.04

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Solution

The fourth proportional to 3,018.80, 4,528.48 and 1,071.04 is: 1,606.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.80 : 4,528.48 = 1,071.04 : x
  2. Step 2: Convert to fraction form
    3,018.80/4,528.48 = 1,071.04/x
  3. Step 3: Cross multiply
    3,018.80x = 4,528.48 × 1,071.04
  4. Step 4: Simplify right side
    3,018.80x = 4,850,183.22
  5. Step 5: Solve for x
    x = 4,850,183.22/3,018.80
  6. Step 6: Final answer
    x = 1,606.66

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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.