Home / 4,651.26-6,419.16-2,661.90

Finding the Fourth Proportional to 4,651.26, 6,419.16 and 2,661.90

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Solution

The fourth proportional to 4,651.26, 6,419.16 and 2,661.90 is: 3,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.26 : 6,419.16 = 2,661.90 : x
  2. Step 2: Convert to fraction form
    4,651.26/6,419.16 = 2,661.90/x
  3. Step 3: Cross multiply
    4,651.26x = 6,419.16 × 2,661.90
  4. Step 4: Simplify right side
    4,651.26x = 17,087,162.00
  5. Step 5: Solve for x
    x = 17,087,162.00/4,651.26
  6. Step 6: Final answer
    x = 3,673.66

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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.