Home / 2,550.95-3,820.24-1,298.25

Finding the Fourth Proportional to 2,550.95, 3,820.24 and 1,298.25

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Solution

The fourth proportional to 2,550.95, 3,820.24 and 1,298.25 is: 1,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.95 : 3,820.24 = 1,298.25 : x
  2. Step 2: Convert to fraction form
    2,550.95/3,820.24 = 1,298.25/x
  3. Step 3: Cross multiply
    2,550.95x = 3,820.24 × 1,298.25
  4. Step 4: Simplify right side
    2,550.95x = 4,959,600.99
  5. Step 5: Solve for x
    x = 4,959,600.99/2,550.95
  6. Step 6: Final answer
    x = 1,944.22

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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.