Home / 2,427.87-3,350.35-1,485.23

Finding the Fourth Proportional to 2,427.87, 3,350.35 and 1,485.23

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Solution

The fourth proportional to 2,427.87, 3,350.35 and 1,485.23 is: 2,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.87 : 3,350.35 = 1,485.23 : x
  2. Step 2: Convert to fraction form
    2,427.87/3,350.35 = 1,485.23/x
  3. Step 3: Cross multiply
    2,427.87x = 3,350.35 × 1,485.23
  4. Step 4: Simplify right side
    2,427.87x = 4,976,040.33
  5. Step 5: Solve for x
    x = 4,976,040.33/2,427.87
  6. Step 6: Final answer
    x = 2,049.55

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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.