Home / 4,339.99-5,987.77-2,768.59

Finding the Fourth Proportional to 4,339.99, 5,987.77 and 2,768.59

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Solution

The fourth proportional to 4,339.99, 5,987.77 and 2,768.59 is: 3,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.99 : 5,987.77 = 2,768.59 : x
  2. Step 2: Convert to fraction form
    4,339.99/5,987.77 = 2,768.59/x
  3. Step 3: Cross multiply
    4,339.99x = 5,987.77 × 2,768.59
  4. Step 4: Simplify right side
    4,339.99x = 16,577,680.14
  5. Step 5: Solve for x
    x = 16,577,680.14/4,339.99
  6. Step 6: Final answer
    x = 3,819.75

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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.