Home / 2,741.88-4,110.30-892.05

Finding the Fourth Proportional to 2,741.88, 4,110.30 and 892.05

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Solution

The fourth proportional to 2,741.88, 4,110.30 and 892.05 is: 1,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.88 : 4,110.30 = 892.05 : x
  2. Step 2: Convert to fraction form
    2,741.88/4,110.30 = 892.05/x
  3. Step 3: Cross multiply
    2,741.88x = 4,110.30 × 892.05
  4. Step 4: Simplify right side
    2,741.88x = 3,666,577.70
  5. Step 5: Solve for x
    x = 3,666,577.70/2,741.88
  6. Step 6: Final answer
    x = 1,337.25

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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.