Home / 2,015.26-2,777.21-1,454.68

Finding the Fourth Proportional to 2,015.26, 2,777.21 and 1,454.68

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Solution

The fourth proportional to 2,015.26, 2,777.21 and 1,454.68 is: 2,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.26 : 2,777.21 = 1,454.68 : x
  2. Step 2: Convert to fraction form
    2,015.26/2,777.21 = 1,454.68/x
  3. Step 3: Cross multiply
    2,015.26x = 2,777.21 × 1,454.68
  4. Step 4: Simplify right side
    2,015.26x = 4,039,951.84
  5. Step 5: Solve for x
    x = 4,039,951.84/2,015.26
  6. Step 6: Final answer
    x = 2,004.68

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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.