Home / 3,633.32-5,450.16-1,785.30

Finding the Fourth Proportional to 3,633.32, 5,450.16 and 1,785.30

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Solution

The fourth proportional to 3,633.32, 5,450.16 and 1,785.30 is: 2,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.32 : 5,450.16 = 1,785.30 : x
  2. Step 2: Convert to fraction form
    3,633.32/5,450.16 = 1,785.30/x
  3. Step 3: Cross multiply
    3,633.32x = 5,450.16 × 1,785.30
  4. Step 4: Simplify right side
    3,633.32x = 9,730,170.65
  5. Step 5: Solve for x
    x = 9,730,170.65/3,633.32
  6. Step 6: Final answer
    x = 2,678.04

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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.