Home / 4,252.86-5,868.63-2,389.50

Finding the Fourth Proportional to 4,252.86, 5,868.63 and 2,389.50

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Solution

The fourth proportional to 4,252.86, 5,868.63 and 2,389.50 is: 3,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.86 : 5,868.63 = 2,389.50 : x
  2. Step 2: Convert to fraction form
    4,252.86/5,868.63 = 2,389.50/x
  3. Step 3: Cross multiply
    4,252.86x = 5,868.63 × 2,389.50
  4. Step 4: Simplify right side
    4,252.86x = 14,023,091.39
  5. Step 5: Solve for x
    x = 14,023,091.39/4,252.86
  6. Step 6: Final answer
    x = 3,297.33

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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.