Home / 9,819.55-14,729.79-3,245.59

Finding the Fourth Proportional to 9,819.55, 14,729.79 and 3,245.59

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Solution

The fourth proportional to 9,819.55, 14,729.79 and 3,245.59 is: 4,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.55 : 14,729.79 = 3,245.59 : x
  2. Step 2: Convert to fraction form
    9,819.55/14,729.79 = 3,245.59/x
  3. Step 3: Cross multiply
    9,819.55x = 14,729.79 × 3,245.59
  4. Step 4: Simplify right side
    9,819.55x = 47,806,859.13
  5. Step 5: Solve for x
    x = 47,806,859.13/9,819.55
  6. Step 6: Final answer
    x = 4,868.54

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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.