Home / 4,979.07-6,871.14-2,741.04

Finding the Fourth Proportional to 4,979.07, 6,871.14 and 2,741.04

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Solution

The fourth proportional to 4,979.07, 6,871.14 and 2,741.04 is: 3,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.07 : 6,871.14 = 2,741.04 : x
  2. Step 2: Convert to fraction form
    4,979.07/6,871.14 = 2,741.04/x
  3. Step 3: Cross multiply
    4,979.07x = 6,871.14 × 2,741.04
  4. Step 4: Simplify right side
    4,979.07x = 18,834,069.59
  5. Step 5: Solve for x
    x = 18,834,069.59/4,979.07
  6. Step 6: Final answer
    x = 3,782.65

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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.