Home / 2,955.06-4,442.31-2,741.22

Finding the Fourth Proportional to 2,955.06, 4,442.31 and 2,741.22

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Solution

The fourth proportional to 2,955.06, 4,442.31 and 2,741.22 is: 4,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.06 : 4,442.31 = 2,741.22 : x
  2. Step 2: Convert to fraction form
    2,955.06/4,442.31 = 2,741.22/x
  3. Step 3: Cross multiply
    2,955.06x = 4,442.31 × 2,741.22
  4. Step 4: Simplify right side
    2,955.06x = 12,177,349.02
  5. Step 5: Solve for x
    x = 12,177,349.02/2,955.06
  6. Step 6: Final answer
    x = 4,120.85

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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.