Home / 4,987.44-6,882.63-2,749.32

Finding the Fourth Proportional to 4,987.44, 6,882.63 and 2,749.32

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Solution

The fourth proportional to 4,987.44, 6,882.63 and 2,749.32 is: 3,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.44 : 6,882.63 = 2,749.32 : x
  2. Step 2: Convert to fraction form
    4,987.44/6,882.63 = 2,749.32/x
  3. Step 3: Cross multiply
    4,987.44x = 6,882.63 × 2,749.32
  4. Step 4: Simplify right side
    4,987.44x = 18,922,552.31
  5. Step 5: Solve for x
    x = 18,922,552.31/4,987.44
  6. Step 6: Final answer
    x = 3,794.04

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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.