Home / 3,019.15-4,525.07-1,284.13

Finding the Fourth Proportional to 3,019.15, 4,525.07 and 1,284.13

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Solution

The fourth proportional to 3,019.15, 4,525.07 and 1,284.13 is: 1,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.15 : 4,525.07 = 1,284.13 : x
  2. Step 2: Convert to fraction form
    3,019.15/4,525.07 = 1,284.13/x
  3. Step 3: Cross multiply
    3,019.15x = 4,525.07 × 1,284.13
  4. Step 4: Simplify right side
    3,019.15x = 5,810,749.09
  5. Step 5: Solve for x
    x = 5,810,749.09/3,019.15
  6. Step 6: Final answer
    x = 1,924.63

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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.