Home / 4,021.69-5,549.93-2,253.31

Finding the Fourth Proportional to 4,021.69, 5,549.93 and 2,253.31

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Solution

The fourth proportional to 4,021.69, 5,549.93 and 2,253.31 is: 3,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.69 : 5,549.93 = 2,253.31 : x
  2. Step 2: Convert to fraction form
    4,021.69/5,549.93 = 2,253.31/x
  3. Step 3: Cross multiply
    4,021.69x = 5,549.93 × 2,253.31
  4. Step 4: Simplify right side
    4,021.69x = 12,505,685.02
  5. Step 5: Solve for x
    x = 12,505,685.02/4,021.69
  6. Step 6: Final answer
    x = 3,109.56

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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.