Home / 2,028.45-3,036.60-1,206.30

Finding the Fourth Proportional to 2,028.45, 3,036.60 and 1,206.30

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Solution

The fourth proportional to 2,028.45, 3,036.60 and 1,206.30 is: 1,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.45 : 3,036.60 = 1,206.30 : x
  2. Step 2: Convert to fraction form
    2,028.45/3,036.60 = 1,206.30/x
  3. Step 3: Cross multiply
    2,028.45x = 3,036.60 × 1,206.30
  4. Step 4: Simplify right side
    2,028.45x = 3,663,050.58
  5. Step 5: Solve for x
    x = 3,663,050.58/2,028.45
  6. Step 6: Final answer
    x = 1,805.84

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1.5x scale

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.