Home / 5,831.20-8,046.77-3,312.98

Finding the Fourth Proportional to 5,831.20, 8,046.77 and 3,312.98

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Solution

The fourth proportional to 5,831.20, 8,046.77 and 3,312.98 is: 4,571.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.20 : 8,046.77 = 3,312.98 : x
  2. Step 2: Convert to fraction form
    5,831.20/8,046.77 = 3,312.98/x
  3. Step 3: Cross multiply
    5,831.20x = 8,046.77 × 3,312.98
  4. Step 4: Simplify right side
    5,831.20x = 26,658,788.07
  5. Step 5: Solve for x
    x = 26,658,788.07/5,831.20
  6. Step 6: Final answer
    x = 4,571.75

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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.