Home / 1,167.08-1,748.79-550.67

Finding the Fourth Proportional to 1,167.08, 1,748.79 and 550.67

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Solution

The fourth proportional to 1,167.08, 1,748.79 and 550.67 is: 825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.08 : 1,748.79 = 550.67 : x
  2. Step 2: Convert to fraction form
    1,167.08/1,748.79 = 550.67/x
  3. Step 3: Cross multiply
    1,167.08x = 1,748.79 × 550.67
  4. Step 4: Simplify right side
    1,167.08x = 962,997.45
  5. Step 5: Solve for x
    x = 962,997.45/1,167.08
  6. Step 6: Final answer
    x = 825.14

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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.