Home / 4,899.36-6,761.11-2,661.23

Finding the Fourth Proportional to 4,899.36, 6,761.11 and 2,661.23

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Solution

The fourth proportional to 4,899.36, 6,761.11 and 2,661.23 is: 3,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.36 : 6,761.11 = 2,661.23 : x
  2. Step 2: Convert to fraction form
    4,899.36/6,761.11 = 2,661.23/x
  3. Step 3: Cross multiply
    4,899.36x = 6,761.11 × 2,661.23
  4. Step 4: Simplify right side
    4,899.36x = 17,992,868.77
  5. Step 5: Solve for x
    x = 17,992,868.77/4,899.36
  6. Step 6: Final answer
    x = 3,672.49

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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.