Home / 3,099.94-4,647.66-1,019.26

Finding the Fourth Proportional to 3,099.94, 4,647.66 and 1,019.26

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Solution

The fourth proportional to 3,099.94, 4,647.66 and 1,019.26 is: 1,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.94 : 4,647.66 = 1,019.26 : x
  2. Step 2: Convert to fraction form
    3,099.94/4,647.66 = 1,019.26/x
  3. Step 3: Cross multiply
    3,099.94x = 4,647.66 × 1,019.26
  4. Step 4: Simplify right side
    3,099.94x = 4,737,173.93
  5. Step 5: Solve for x
    x = 4,737,173.93/3,099.94
  6. Step 6: Final answer
    x = 1,528.15

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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.