Home / 4,971.99-6,861.34-2,733.99

Finding the Fourth Proportional to 4,971.99, 6,861.34 and 2,733.99

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Solution

The fourth proportional to 4,971.99, 6,861.34 and 2,733.99 is: 3,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.99 : 6,861.34 = 2,733.99 : x
  2. Step 2: Convert to fraction form
    4,971.99/6,861.34 = 2,733.99/x
  3. Step 3: Cross multiply
    4,971.99x = 6,861.34 × 2,733.99
  4. Step 4: Simplify right side
    4,971.99x = 18,758,834.95
  5. Step 5: Solve for x
    x = 18,758,834.95/4,971.99
  6. Step 6: Final answer
    x = 3,772.90

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1.5x scale

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.