Home / 4,090.03-5,640.41-3,253.50

Finding the Fourth Proportional to 4,090.03, 5,640.41 and 3,253.50

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Solution

The fourth proportional to 4,090.03, 5,640.41 and 3,253.50 is: 4,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.03 : 5,640.41 = 3,253.50 : x
  2. Step 2: Convert to fraction form
    4,090.03/5,640.41 = 3,253.50/x
  3. Step 3: Cross multiply
    4,090.03x = 5,640.41 × 3,253.50
  4. Step 4: Simplify right side
    4,090.03x = 18,351,096.71
  5. Step 5: Solve for x
    x = 18,351,096.71/4,090.03
  6. Step 6: Final answer
    x = 4,486.79

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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.