Home / 2,741.89-3,784.26-1,747.63

Finding the Fourth Proportional to 2,741.89, 3,784.26 and 1,747.63

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Solution

The fourth proportional to 2,741.89, 3,784.26 and 1,747.63 is: 2,412.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.89 : 3,784.26 = 1,747.63 : x
  2. Step 2: Convert to fraction form
    2,741.89/3,784.26 = 1,747.63/x
  3. Step 3: Cross multiply
    2,741.89x = 3,784.26 × 1,747.63
  4. Step 4: Simplify right side
    2,741.89x = 6,613,486.30
  5. Step 5: Solve for x
    x = 6,613,486.30/2,741.89
  6. Step 6: Final answer
    x = 2,412.02

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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.