Home / 5,675.72-7,831.33-3,317.41

Finding the Fourth Proportional to 5,675.72, 7,831.33 and 3,317.41

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Solution

The fourth proportional to 5,675.72, 7,831.33 and 3,317.41 is: 4,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.72 : 7,831.33 = 3,317.41 : x
  2. Step 2: Convert to fraction form
    5,675.72/7,831.33 = 3,317.41/x
  3. Step 3: Cross multiply
    5,675.72x = 7,831.33 × 3,317.41
  4. Step 4: Simplify right side
    5,675.72x = 25,979,704.58
  5. Step 5: Solve for x
    x = 25,979,704.58/5,675.72
  6. Step 6: Final answer
    x = 4,577.34

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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.