Home / 5,022.80-6,938.07-3,858.26

Finding the Fourth Proportional to 5,022.80, 6,938.07 and 3,858.26

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Solution

The fourth proportional to 5,022.80, 6,938.07 and 3,858.26 is: 5,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.80 : 6,938.07 = 3,858.26 : x
  2. Step 2: Convert to fraction form
    5,022.80/6,938.07 = 3,858.26/x
  3. Step 3: Cross multiply
    5,022.80x = 6,938.07 × 3,858.26
  4. Step 4: Simplify right side
    5,022.80x = 26,768,877.96
  5. Step 5: Solve for x
    x = 26,768,877.96/5,022.80
  6. Step 6: Final answer
    x = 5,329.47

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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.