Home / 5,284.38-7,292.38-2,894.33

Finding the Fourth Proportional to 5,284.38, 7,292.38 and 2,894.33

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Solution

The fourth proportional to 5,284.38, 7,292.38 and 2,894.33 is: 3,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.38 : 7,292.38 = 2,894.33 : x
  2. Step 2: Convert to fraction form
    5,284.38/7,292.38 = 2,894.33/x
  3. Step 3: Cross multiply
    5,284.38x = 7,292.38 × 2,894.33
  4. Step 4: Simplify right side
    5,284.38x = 21,106,554.21
  5. Step 5: Solve for x
    x = 21,106,554.21/5,284.38
  6. Step 6: Final answer
    x = 3,994.14

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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.