Home / 7,899.36-11,845.76-2,966.44

Finding the Fourth Proportional to 7,899.36, 11,845.76 and 2,966.44

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Solution

The fourth proportional to 7,899.36, 11,845.76 and 2,966.44 is: 4,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.36 : 11,845.76 = 2,966.44 : x
  2. Step 2: Convert to fraction form
    7,899.36/11,845.76 = 2,966.44/x
  3. Step 3: Cross multiply
    7,899.36x = 11,845.76 × 2,966.44
  4. Step 4: Simplify right side
    7,899.36x = 35,139,736.29
  5. Step 5: Solve for x
    x = 35,139,736.29/7,899.36
  6. Step 6: Final answer
    x = 4,448.43

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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.