Home / 9,041.25-13,561.32-2,801.28

Finding the Fourth Proportional to 9,041.25, 13,561.32 and 2,801.28

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Solution

The fourth proportional to 9,041.25, 13,561.32 and 2,801.28 is: 4,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.25 : 13,561.32 = 2,801.28 : x
  2. Step 2: Convert to fraction form
    9,041.25/13,561.32 = 2,801.28/x
  3. Step 3: Cross multiply
    9,041.25x = 13,561.32 × 2,801.28
  4. Step 4: Simplify right side
    9,041.25x = 37,989,054.49
  5. Step 5: Solve for x
    x = 37,989,054.49/9,041.25
  6. Step 6: Final answer
    x = 4,201.75

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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.