Home / 5,820.41-8,729.39-2,899.55

Finding the Fourth Proportional to 5,820.41, 8,729.39 and 2,899.55

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Solution

The fourth proportional to 5,820.41, 8,729.39 and 2,899.55 is: 4,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.41 : 8,729.39 = 2,899.55 : x
  2. Step 2: Convert to fraction form
    5,820.41/8,729.39 = 2,899.55/x
  3. Step 3: Cross multiply
    5,820.41x = 8,729.39 × 2,899.55
  4. Step 4: Simplify right side
    5,820.41x = 25,311,244.63
  5. Step 5: Solve for x
    x = 25,311,244.63/5,820.41
  6. Step 6: Final answer
    x = 4,348.71

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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.