Home / 5,858.96-8,786.52-1,962.80

Finding the Fourth Proportional to 5,858.96, 8,786.52 and 1,962.80

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Solution

The fourth proportional to 5,858.96, 8,786.52 and 1,962.80 is: 2,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.96 : 8,786.52 = 1,962.80 : x
  2. Step 2: Convert to fraction form
    5,858.96/8,786.52 = 1,962.80/x
  3. Step 3: Cross multiply
    5,858.96x = 8,786.52 × 1,962.80
  4. Step 4: Simplify right side
    5,858.96x = 17,246,181.46
  5. Step 5: Solve for x
    x = 17,246,181.46/5,858.96
  6. Step 6: Final answer
    x = 2,943.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.