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Finding the Fourth Proportional to 5,180.93, 7,771.67 and 1,483.70

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Solution

The fourth proportional to 5,180.93, 7,771.67 and 1,483.70 is: 2,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.93 : 7,771.67 = 1,483.70 : x
  2. Step 2: Convert to fraction form
    5,180.93/7,771.67 = 1,483.70/x
  3. Step 3: Cross multiply
    5,180.93x = 7,771.67 × 1,483.70
  4. Step 4: Simplify right side
    5,180.93x = 11,530,780.50
  5. Step 5: Solve for x
    x = 11,530,780.50/5,180.93
  6. Step 6: Final answer
    x = 2,225.62

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1.5x scale

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.