Home / 4,948.70-6,831.54-3,183.30

Finding the Fourth Proportional to 4,948.70, 6,831.54 and 3,183.30

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Solution

The fourth proportional to 4,948.70, 6,831.54 and 3,183.30 is: 4,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.70 : 6,831.54 = 3,183.30 : x
  2. Step 2: Convert to fraction form
    4,948.70/6,831.54 = 3,183.30/x
  3. Step 3: Cross multiply
    4,948.70x = 6,831.54 × 3,183.30
  4. Step 4: Simplify right side
    4,948.70x = 21,746,841.28
  5. Step 5: Solve for x
    x = 21,746,841.28/4,948.70
  6. Step 6: Final answer
    x = 4,394.46

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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.