Home / 2,094.78-2,890.80-1,163.28

Finding the Fourth Proportional to 2,094.78, 2,890.80 and 1,163.28

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Solution

The fourth proportional to 2,094.78, 2,890.80 and 1,163.28 is: 1,605.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.78 : 2,890.80 = 1,163.28 : x
  2. Step 2: Convert to fraction form
    2,094.78/2,890.80 = 1,163.28/x
  3. Step 3: Cross multiply
    2,094.78x = 2,890.80 × 1,163.28
  4. Step 4: Simplify right side
    2,094.78x = 3,362,809.82
  5. Step 5: Solve for x
    x = 3,362,809.82/2,094.78
  6. Step 6: Final answer
    x = 1,605.33

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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.