Home / 3,028.35-4,539.35-1,693.79

Finding the Fourth Proportional to 3,028.35, 4,539.35 and 1,693.79

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Solution

The fourth proportional to 3,028.35, 4,539.35 and 1,693.79 is: 2,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.35 : 4,539.35 = 1,693.79 : x
  2. Step 2: Convert to fraction form
    3,028.35/4,539.35 = 1,693.79/x
  3. Step 3: Cross multiply
    3,028.35x = 4,539.35 × 1,693.79
  4. Step 4: Simplify right side
    3,028.35x = 7,688,705.64
  5. Step 5: Solve for x
    x = 7,688,705.64/3,028.35
  6. Step 6: Final answer
    x = 2,538.91

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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.