Home / 4,450-6,141.36-2,587.36

Finding the Fourth Proportional to 4,450, 6,141.36 and 2,587.36

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Solution

The fourth proportional to 4,450, 6,141.36 and 2,587.36 is: 3,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450 : 6,141.36 = 2,587.36 : x
  2. Step 2: Convert to fraction form
    4,450/6,141.36 = 2,587.36/x
  3. Step 3: Cross multiply
    4,450x = 6,141.36 × 2,587.36
  4. Step 4: Simplify right side
    4,450x = 15,889,909.21
  5. Step 5: Solve for x
    x = 15,889,909.21/4,450
  6. Step 6: Final answer
    x = 3,570.77

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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.