Home / 2,849.36-4,250.10-2,586.88

Finding the Fourth Proportional to 2,849.36, 4,250.10 and 2,586.88

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Solution

The fourth proportional to 2,849.36, 4,250.10 and 2,586.88 is: 3,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.36 : 4,250.10 = 2,586.88 : x
  2. Step 2: Convert to fraction form
    2,849.36/4,250.10 = 2,586.88/x
  3. Step 3: Cross multiply
    2,849.36x = 4,250.10 × 2,586.88
  4. Step 4: Simplify right side
    2,849.36x = 10,994,498.69
  5. Step 5: Solve for x
    x = 10,994,498.69/2,849.36
  6. Step 6: Final answer
    x = 3,858.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.