Home / 4,228.65-5,831.68-3,630.95

Finding the Fourth Proportional to 4,228.65, 5,831.68 and 3,630.95

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Solution

The fourth proportional to 4,228.65, 5,831.68 and 3,630.95 is: 5,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.65 : 5,831.68 = 3,630.95 : x
  2. Step 2: Convert to fraction form
    4,228.65/5,831.68 = 3,630.95/x
  3. Step 3: Cross multiply
    4,228.65x = 5,831.68 × 3,630.95
  4. Step 4: Simplify right side
    4,228.65x = 21,174,551.53
  5. Step 5: Solve for x
    x = 21,174,551.53/4,228.65
  6. Step 6: Final answer
    x = 5,007.41

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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.