Home / 5,290.83-7,933.98-2,168.67

Finding the Fourth Proportional to 5,290.83, 7,933.98 and 2,168.67

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Solution

The fourth proportional to 5,290.83, 7,933.98 and 2,168.67 is: 3,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.83 : 7,933.98 = 2,168.67 : x
  2. Step 2: Convert to fraction form
    5,290.83/7,933.98 = 2,168.67/x
  3. Step 3: Cross multiply
    5,290.83x = 7,933.98 × 2,168.67
  4. Step 4: Simplify right side
    5,290.83x = 17,206,184.41
  5. Step 5: Solve for x
    x = 17,206,184.41/5,290.83
  6. Step 6: Final answer
    x = 3,252.08

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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.