Home / 3,274.21-4,908.12-1,810.29

Finding the Fourth Proportional to 3,274.21, 4,908.12 and 1,810.29

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Solution

The fourth proportional to 3,274.21, 4,908.12 and 1,810.29 is: 2,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.21 : 4,908.12 = 1,810.29 : x
  2. Step 2: Convert to fraction form
    3,274.21/4,908.12 = 1,810.29/x
  3. Step 3: Cross multiply
    3,274.21x = 4,908.12 × 1,810.29
  4. Step 4: Simplify right side
    3,274.21x = 8,885,120.55
  5. Step 5: Solve for x
    x = 8,885,120.55/3,274.21
  6. Step 6: Final answer
    x = 2,713.67

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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.