Home / 2,741.22-3,778.58-2,409.08

Finding the Fourth Proportional to 2,741.22, 3,778.58 and 2,409.08

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Solution

The fourth proportional to 2,741.22, 3,778.58 and 2,409.08 is: 3,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.22 : 3,778.58 = 2,409.08 : x
  2. Step 2: Convert to fraction form
    2,741.22/3,778.58 = 2,409.08/x
  3. Step 3: Cross multiply
    2,741.22x = 3,778.58 × 2,409.08
  4. Step 4: Simplify right side
    2,741.22x = 9,102,888.64
  5. Step 5: Solve for x
    x = 9,102,888.64/2,741.22
  6. Step 6: Final answer
    x = 3,320.74

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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.