Home / 8,305.33-12,465.28-4,611.73

Finding the Fourth Proportional to 8,305.33, 12,465.28 and 4,611.73

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Solution

The fourth proportional to 8,305.33, 12,465.28 and 4,611.73 is: 6,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.33 : 12,465.28 = 4,611.73 : x
  2. Step 2: Convert to fraction form
    8,305.33/12,465.28 = 4,611.73/x
  3. Step 3: Cross multiply
    8,305.33x = 12,465.28 × 4,611.73
  4. Step 4: Simplify right side
    8,305.33x = 57,486,443.41
  5. Step 5: Solve for x
    x = 57,486,443.41/8,305.33
  6. Step 6: Final answer
    x = 6,921.64

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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.