Home / 5,831.37-8,747.80-2,135.34

Finding the Fourth Proportional to 5,831.37, 8,747.80 and 2,135.34

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Solution

The fourth proportional to 5,831.37, 8,747.80 and 2,135.34 is: 3,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.37 : 8,747.80 = 2,135.34 : x
  2. Step 2: Convert to fraction form
    5,831.37/8,747.80 = 2,135.34/x
  3. Step 3: Cross multiply
    5,831.37x = 8,747.80 × 2,135.34
  4. Step 4: Simplify right side
    5,831.37x = 18,679,521.91
  5. Step 5: Solve for x
    x = 18,679,521.91/5,831.37
  6. Step 6: Final answer
    x = 3,203.28

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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.