Home / 2,027.45-2,797.57-1,143.08

Finding the Fourth Proportional to 2,027.45, 2,797.57 and 1,143.08

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Solution

The fourth proportional to 2,027.45, 2,797.57 and 1,143.08 is: 1,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.45 : 2,797.57 = 1,143.08 : x
  2. Step 2: Convert to fraction form
    2,027.45/2,797.57 = 1,143.08/x
  3. Step 3: Cross multiply
    2,027.45x = 2,797.57 × 1,143.08
  4. Step 4: Simplify right side
    2,027.45x = 3,197,846.32
  5. Step 5: Solve for x
    x = 3,197,846.32/2,027.45
  6. Step 6: Final answer
    x = 1,577.28

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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.