Home / 3,303.09-4,561.56-2,828.25

Finding the Fourth Proportional to 3,303.09, 4,561.56 and 2,828.25

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Solution

The fourth proportional to 3,303.09, 4,561.56 and 2,828.25 is: 3,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.09 : 4,561.56 = 2,828.25 : x
  2. Step 2: Convert to fraction form
    3,303.09/4,561.56 = 2,828.25/x
  3. Step 3: Cross multiply
    3,303.09x = 4,561.56 × 2,828.25
  4. Step 4: Simplify right side
    3,303.09x = 12,901,232.07
  5. Step 5: Solve for x
    x = 12,901,232.07/3,303.09
  6. Step 6: Final answer
    x = 3,905.81

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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.