Home / 5,324.13-7,986.75-2,040

Finding the Fourth Proportional to 5,324.13, 7,986.75 and 2,040

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Solution

The fourth proportional to 5,324.13, 7,986.75 and 2,040 is: 3,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.13 : 7,986.75 = 2,040 : x
  2. Step 2: Convert to fraction form
    5,324.13/7,986.75 = 2,040/x
  3. Step 3: Cross multiply
    5,324.13x = 7,986.75 × 2,040
  4. Step 4: Simplify right side
    5,324.13x = 16,292,970
  5. Step 5: Solve for x
    x = 16,292,970/5,324.13
  6. Step 6: Final answer
    x = 3,060.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.