Home / 4,950.45-6,831.61-2,712.32

Finding the Fourth Proportional to 4,950.45, 6,831.61 and 2,712.32

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Solution

The fourth proportional to 4,950.45, 6,831.61 and 2,712.32 is: 3,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.45 : 6,831.61 = 2,712.32 : x
  2. Step 2: Convert to fraction form
    4,950.45/6,831.61 = 2,712.32/x
  3. Step 3: Cross multiply
    4,950.45x = 6,831.61 × 2,712.32
  4. Step 4: Simplify right side
    4,950.45x = 18,529,550.80
  5. Step 5: Solve for x
    x = 18,529,550.80/4,950.45
  6. Step 6: Final answer
    x = 3,743.00

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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.