Home / 7,845.77-11,765.25-2,299.01

Finding the Fourth Proportional to 7,845.77, 11,765.25 and 2,299.01

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Solution

The fourth proportional to 7,845.77, 11,765.25 and 2,299.01 is: 3,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.77 : 11,765.25 = 2,299.01 : x
  2. Step 2: Convert to fraction form
    7,845.77/11,765.25 = 2,299.01/x
  3. Step 3: Cross multiply
    7,845.77x = 11,765.25 × 2,299.01
  4. Step 4: Simplify right side
    7,845.77x = 27,048,368.58
  5. Step 5: Solve for x
    x = 27,048,368.58/7,845.77
  6. Step 6: Final answer
    x = 3,447.51

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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.