Home / 5,629.05-7,767.95-3,271.59

Finding the Fourth Proportional to 5,629.05, 7,767.95 and 3,271.59

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Solution

The fourth proportional to 5,629.05, 7,767.95 and 3,271.59 is: 4,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.05 : 7,767.95 = 3,271.59 : x
  2. Step 2: Convert to fraction form
    5,629.05/7,767.95 = 3,271.59/x
  3. Step 3: Cross multiply
    5,629.05x = 7,767.95 × 3,271.59
  4. Step 4: Simplify right side
    5,629.05x = 25,413,531.18
  5. Step 5: Solve for x
    x = 25,413,531.18/5,629.05
  6. Step 6: Final answer
    x = 4,514.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.