Home / 3,326.50-4,989.36-2,090.26

Finding the Fourth Proportional to 3,326.50, 4,989.36 and 2,090.26

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Solution

The fourth proportional to 3,326.50, 4,989.36 and 2,090.26 is: 3,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.50 : 4,989.36 = 2,090.26 : x
  2. Step 2: Convert to fraction form
    3,326.50/4,989.36 = 2,090.26/x
  3. Step 3: Cross multiply
    3,326.50x = 4,989.36 × 2,090.26
  4. Step 4: Simplify right side
    3,326.50x = 10,429,059.63
  5. Step 5: Solve for x
    x = 10,429,059.63/3,326.50
  6. Step 6: Final answer
    x = 3,135.14

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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.