Home / 3,651.22-5,040.99-2,810.34

Finding the Fourth Proportional to 3,651.22, 5,040.99 and 2,810.34

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Solution

The fourth proportional to 3,651.22, 5,040.99 and 2,810.34 is: 3,880.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.22 : 5,040.99 = 2,810.34 : x
  2. Step 2: Convert to fraction form
    3,651.22/5,040.99 = 2,810.34/x
  3. Step 3: Cross multiply
    3,651.22x = 5,040.99 × 2,810.34
  4. Step 4: Simplify right side
    3,651.22x = 14,166,895.84
  5. Step 5: Solve for x
    x = 14,166,895.84/3,651.22
  6. Step 6: Final answer
    x = 3,880.05

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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.