Home / 4,979.41-6,871.14-2,741.26

Finding the Fourth Proportional to 4,979.41, 6,871.14 and 2,741.26

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Solution

The fourth proportional to 4,979.41, 6,871.14 and 2,741.26 is: 3,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.41 : 6,871.14 = 2,741.26 : x
  2. Step 2: Convert to fraction form
    4,979.41/6,871.14 = 2,741.26/x
  3. Step 3: Cross multiply
    4,979.41x = 6,871.14 × 2,741.26
  4. Step 4: Simplify right side
    4,979.41x = 18,835,581.24
  5. Step 5: Solve for x
    x = 18,835,581.24/4,979.41
  6. Step 6: Final answer
    x = 3,782.69

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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.