Home / 3,561.26-5,339.68-1,482.72

Finding the Fourth Proportional to 3,561.26, 5,339.68 and 1,482.72

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Solution

The fourth proportional to 3,561.26, 5,339.68 and 1,482.72 is: 2,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.26 : 5,339.68 = 1,482.72 : x
  2. Step 2: Convert to fraction form
    3,561.26/5,339.68 = 1,482.72/x
  3. Step 3: Cross multiply
    3,561.26x = 5,339.68 × 1,482.72
  4. Step 4: Simplify right side
    3,561.26x = 7,917,250.33
  5. Step 5: Solve for x
    x = 7,917,250.33/3,561.26
  6. Step 6: Final answer
    x = 2,223.16

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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.