Home / 2,409.12-3,327.48-1,819.44

Finding the Fourth Proportional to 2,409.12, 3,327.48 and 1,819.44

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Solution

The fourth proportional to 2,409.12, 3,327.48 and 1,819.44 is: 2,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.12 : 3,327.48 = 1,819.44 : x
  2. Step 2: Convert to fraction form
    2,409.12/3,327.48 = 1,819.44/x
  3. Step 3: Cross multiply
    2,409.12x = 3,327.48 × 1,819.44
  4. Step 4: Simplify right side
    2,409.12x = 6,054,150.21
  5. Step 5: Solve for x
    x = 6,054,150.21/2,409.12
  6. Step 6: Final answer
    x = 2,513.01

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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.