Home / 5,831.20-8,746.57-1,671.20

Finding the Fourth Proportional to 5,831.20, 8,746.57 and 1,671.20

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Solution

The fourth proportional to 5,831.20, 8,746.57 and 1,671.20 is: 2,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.20 : 8,746.57 = 1,671.20 : x
  2. Step 2: Convert to fraction form
    5,831.20/8,746.57 = 1,671.20/x
  3. Step 3: Cross multiply
    5,831.20x = 8,746.57 × 1,671.20
  4. Step 4: Simplify right side
    5,831.20x = 14,617,215.70
  5. Step 5: Solve for x
    x = 14,617,215.70/5,831.20
  6. Step 6: Final answer
    x = 2,506.73

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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.