Home / 2,923.93-4,348.32-2,831.67

Finding the Fourth Proportional to 2,923.93, 4,348.32 and 2,831.67

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Solution

The fourth proportional to 2,923.93, 4,348.32 and 2,831.67 is: 4,211.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.93 : 4,348.32 = 2,831.67 : x
  2. Step 2: Convert to fraction form
    2,923.93/4,348.32 = 2,831.67/x
  3. Step 3: Cross multiply
    2,923.93x = 4,348.32 × 2,831.67
  4. Step 4: Simplify right side
    2,923.93x = 12,313,007.29
  5. Step 5: Solve for x
    x = 12,313,007.29/2,923.93
  6. Step 6: Final answer
    x = 4,211.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.