Home / 5,464.26-7,540.68-2,980.26

Finding the Fourth Proportional to 5,464.26, 7,540.68 and 2,980.26

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Solution

The fourth proportional to 5,464.26, 7,540.68 and 2,980.26 is: 4,112.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.26 : 7,540.68 = 2,980.26 : x
  2. Step 2: Convert to fraction form
    5,464.26/7,540.68 = 2,980.26/x
  3. Step 3: Cross multiply
    5,464.26x = 7,540.68 × 2,980.26
  4. Step 4: Simplify right side
    5,464.26x = 22,473,186.98
  5. Step 5: Solve for x
    x = 22,473,186.98/5,464.26
  6. Step 6: Final answer
    x = 4,112.76

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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.