Home / 4,407.12-6,611.52-1,485.84

Finding the Fourth Proportional to 4,407.12, 6,611.52 and 1,485.84

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Solution

The fourth proportional to 4,407.12, 6,611.52 and 1,485.84 is: 2,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.12 : 6,611.52 = 1,485.84 : x
  2. Step 2: Convert to fraction form
    4,407.12/6,611.52 = 1,485.84/x
  3. Step 3: Cross multiply
    4,407.12x = 6,611.52 × 1,485.84
  4. Step 4: Simplify right side
    4,407.12x = 9,823,660.88
  5. Step 5: Solve for x
    x = 9,823,660.88/4,407.12
  6. Step 6: Final answer
    x = 2,229.04

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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.