Home / 5,512.06-8,271.33-2,180.63

Finding the Fourth Proportional to 5,512.06, 8,271.33 and 2,180.63

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Solution

The fourth proportional to 5,512.06, 8,271.33 and 2,180.63 is: 3,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.06 : 8,271.33 = 2,180.63 : x
  2. Step 2: Convert to fraction form
    5,512.06/8,271.33 = 2,180.63/x
  3. Step 3: Cross multiply
    5,512.06x = 8,271.33 × 2,180.63
  4. Step 4: Simplify right side
    5,512.06x = 18,036,687.40
  5. Step 5: Solve for x
    x = 18,036,687.40/5,512.06
  6. Step 6: Final answer
    x = 3,272.22

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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.