Home / 3,018.80-4,525.04-1,456.44

Finding the Fourth Proportional to 3,018.80, 4,525.04 and 1,456.44

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Solution

The fourth proportional to 3,018.80, 4,525.04 and 1,456.44 is: 2,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.80 : 4,525.04 = 1,456.44 : x
  2. Step 2: Convert to fraction form
    3,018.80/4,525.04 = 1,456.44/x
  3. Step 3: Cross multiply
    3,018.80x = 4,525.04 × 1,456.44
  4. Step 4: Simplify right side
    3,018.80x = 6,590,449.26
  5. Step 5: Solve for x
    x = 6,590,449.26/3,018.80
  6. Step 6: Final answer
    x = 2,183.14

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1.5x scale

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.