Home / 7,845.80-11,768.70-2,002.41

Finding the Fourth Proportional to 7,845.80, 11,768.70 and 2,002.41

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Solution

The fourth proportional to 7,845.80, 11,768.70 and 2,002.41 is: 3,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.80 : 11,768.70 = 2,002.41 : x
  2. Step 2: Convert to fraction form
    7,845.80/11,768.70 = 2,002.41/x
  3. Step 3: Cross multiply
    7,845.80x = 11,768.70 × 2,002.41
  4. Step 4: Simplify right side
    7,845.80x = 23,565,799.19
  5. Step 5: Solve for x
    x = 23,565,799.19/7,845.80
  6. Step 6: Final answer
    x = 3,003.62

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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.