Home / 4,300.74-6,446.16-1,831.86

Finding the Fourth Proportional to 4,300.74, 6,446.16 and 1,831.86

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Solution

The fourth proportional to 4,300.74, 6,446.16 and 1,831.86 is: 2,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.74 : 6,446.16 = 1,831.86 : x
  2. Step 2: Convert to fraction form
    4,300.74/6,446.16 = 1,831.86/x
  3. Step 3: Cross multiply
    4,300.74x = 6,446.16 × 1,831.86
  4. Step 4: Simplify right side
    4,300.74x = 11,808,462.66
  5. Step 5: Solve for x
    x = 11,808,462.66/4,300.74
  6. Step 6: Final answer
    x = 2,745.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.