Home / 4,205.86-6,306.84-2,012.18

Finding the Fourth Proportional to 4,205.86, 6,306.84 and 2,012.18

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Solution

The fourth proportional to 4,205.86, 6,306.84 and 2,012.18 is: 3,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.86 : 6,306.84 = 2,012.18 : x
  2. Step 2: Convert to fraction form
    4,205.86/6,306.84 = 2,012.18/x
  3. Step 3: Cross multiply
    4,205.86x = 6,306.84 × 2,012.18
  4. Step 4: Simplify right side
    4,205.86x = 12,690,465.78
  5. Step 5: Solve for x
    x = 12,690,465.78/4,205.86
  6. Step 6: Final answer
    x = 3,017.33

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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.