Home / 2,845.41-3,926.54-1,586.36

Finding the Fourth Proportional to 2,845.41, 3,926.54 and 1,586.36

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Solution

The fourth proportional to 2,845.41, 3,926.54 and 1,586.36 is: 2,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.41 : 3,926.54 = 1,586.36 : x
  2. Step 2: Convert to fraction form
    2,845.41/3,926.54 = 1,586.36/x
  3. Step 3: Cross multiply
    2,845.41x = 3,926.54 × 1,586.36
  4. Step 4: Simplify right side
    2,845.41x = 6,228,905.99
  5. Step 5: Solve for x
    x = 6,228,905.99/2,845.41
  6. Step 6: Final answer
    x = 2,189.11

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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.