Home / 5,290.35-7,301.12-2,933.25

Finding the Fourth Proportional to 5,290.35, 7,301.12 and 2,933.25

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Solution

The fourth proportional to 5,290.35, 7,301.12 and 2,933.25 is: 4,048.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.35 : 7,301.12 = 2,933.25 : x
  2. Step 2: Convert to fraction form
    5,290.35/7,301.12 = 2,933.25/x
  3. Step 3: Cross multiply
    5,290.35x = 7,301.12 × 2,933.25
  4. Step 4: Simplify right side
    5,290.35x = 21,415,995.57
  5. Step 5: Solve for x
    x = 21,415,995.57/5,290.35
  6. Step 6: Final answer
    x = 4,048.12

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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.