Home / 4,954.91-6,831.78-4,281.50

Finding the Fourth Proportional to 4,954.91, 6,831.78 and 4,281.50

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Solution

The fourth proportional to 4,954.91, 6,831.78 and 4,281.50 is: 5,903.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.91 : 6,831.78 = 4,281.50 : x
  2. Step 2: Convert to fraction form
    4,954.91/6,831.78 = 4,281.50/x
  3. Step 3: Cross multiply
    4,954.91x = 6,831.78 × 4,281.50
  4. Step 4: Simplify right side
    4,954.91x = 29,250,231.91
  5. Step 5: Solve for x
    x = 29,250,231.91/4,954.91
  6. Step 6: Final answer
    x = 5,903.29

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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.