Home / 5,028.35-6,942.18-3,907.18

Finding the Fourth Proportional to 5,028.35, 6,942.18 and 3,907.18

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Solution

The fourth proportional to 5,028.35, 6,942.18 and 3,907.18 is: 5,394.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.35 : 6,942.18 = 3,907.18 : x
  2. Step 2: Convert to fraction form
    5,028.35/6,942.18 = 3,907.18/x
  3. Step 3: Cross multiply
    5,028.35x = 6,942.18 × 3,907.18
  4. Step 4: Simplify right side
    5,028.35x = 27,124,329.50
  5. Step 5: Solve for x
    x = 27,124,329.50/5,028.35
  6. Step 6: Final answer
    x = 5,394.28

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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.