Home / 2,177.35-3,263.07-1,396.95

Finding the Fourth Proportional to 2,177.35, 3,263.07 and 1,396.95

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Solution

The fourth proportional to 2,177.35, 3,263.07 and 1,396.95 is: 2,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.35 : 3,263.07 = 1,396.95 : x
  2. Step 2: Convert to fraction form
    2,177.35/3,263.07 = 1,396.95/x
  3. Step 3: Cross multiply
    2,177.35x = 3,263.07 × 1,396.95
  4. Step 4: Simplify right side
    2,177.35x = 4,558,336.67
  5. Step 5: Solve for x
    x = 4,558,336.67/2,177.35
  6. Step 6: Final answer
    x = 2,093.53

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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.