Home / 2,069.93-3,101.99-1,028.95

Finding the Fourth Proportional to 2,069.93, 3,101.99 and 1,028.95

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Solution

The fourth proportional to 2,069.93, 3,101.99 and 1,028.95 is: 1,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.93 : 3,101.99 = 1,028.95 : x
  2. Step 2: Convert to fraction form
    2,069.93/3,101.99 = 1,028.95/x
  3. Step 3: Cross multiply
    2,069.93x = 3,101.99 × 1,028.95
  4. Step 4: Simplify right side
    2,069.93x = 3,191,779.71
  5. Step 5: Solve for x
    x = 3,191,779.71/2,069.93
  6. Step 6: Final answer
    x = 1,541.97

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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.