Home / 3,675.22-5,512.91-2,899.45

Finding the Fourth Proportional to 3,675.22, 5,512.91 and 2,899.45

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Solution

The fourth proportional to 3,675.22, 5,512.91 and 2,899.45 is: 4,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.22 : 5,512.91 = 2,899.45 : x
  2. Step 2: Convert to fraction form
    3,675.22/5,512.91 = 2,899.45/x
  3. Step 3: Cross multiply
    3,675.22x = 5,512.91 × 2,899.45
  4. Step 4: Simplify right side
    3,675.22x = 15,984,384.59
  5. Step 5: Solve for x
    x = 15,984,384.59/3,675.22
  6. Step 6: Final answer
    x = 4,349.23

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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.