Home / 4,089.09-5,646.56-3,039.33

Finding the Fourth Proportional to 4,089.09, 5,646.56 and 3,039.33

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Solution

The fourth proportional to 4,089.09, 5,646.56 and 3,039.33 is: 4,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.09 : 5,646.56 = 3,039.33 : x
  2. Step 2: Convert to fraction form
    4,089.09/5,646.56 = 3,039.33/x
  3. Step 3: Cross multiply
    4,089.09x = 5,646.56 × 3,039.33
  4. Step 4: Simplify right side
    4,089.09x = 17,161,744.01
  5. Step 5: Solve for x
    x = 17,161,744.01/4,089.09
  6. Step 6: Final answer
    x = 4,196.96

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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.