Home / 9,600.60-13,245.48-5,620.80

Finding the Fourth Proportional to 9,600.60, 13,245.48 and 5,620.80

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Solution

The fourth proportional to 9,600.60, 13,245.48 and 5,620.80 is: 7,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,600.60 : 13,245.48 = 5,620.80 : x
  2. Step 2: Convert to fraction form
    9,600.60/13,245.48 = 5,620.80/x
  3. Step 3: Cross multiply
    9,600.60x = 13,245.48 × 5,620.80
  4. Step 4: Simplify right side
    9,600.60x = 74,450,193.98
  5. Step 5: Solve for x
    x = 74,450,193.98/9,600.60
  6. Step 6: Final answer
    x = 7,754.74

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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.