Home / 2,026.45-2,796.19-1,142.08

Finding the Fourth Proportional to 2,026.45, 2,796.19 and 1,142.08

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Solution

The fourth proportional to 2,026.45, 2,796.19 and 1,142.08 is: 1,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.45 : 2,796.19 = 1,142.08 : x
  2. Step 2: Convert to fraction form
    2,026.45/2,796.19 = 1,142.08/x
  3. Step 3: Cross multiply
    2,026.45x = 2,796.19 × 1,142.08
  4. Step 4: Simplify right side
    2,026.45x = 3,193,475.07
  5. Step 5: Solve for x
    x = 3,193,475.07/2,026.45
  6. Step 6: Final answer
    x = 1,575.90

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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.