Home / 3,306.98-4,928.26-3,206.86

Finding the Fourth Proportional to 3,306.98, 4,928.26 and 3,206.86

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Solution

The fourth proportional to 3,306.98, 4,928.26 and 3,206.86 is: 4,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.98 : 4,928.26 = 3,206.86 : x
  2. Step 2: Convert to fraction form
    3,306.98/4,928.26 = 3,206.86/x
  3. Step 3: Cross multiply
    3,306.98x = 4,928.26 × 3,206.86
  4. Step 4: Simplify right side
    3,306.98x = 15,804,225.54
  5. Step 5: Solve for x
    x = 15,804,225.54/3,306.98
  6. Step 6: Final answer
    x = 4,779.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.