Home / 5,461.63-8,197.34-2,831.02

Finding the Fourth Proportional to 5,461.63, 8,197.34 and 2,831.02

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Solution

The fourth proportional to 5,461.63, 8,197.34 and 2,831.02 is: 4,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.63 : 8,197.34 = 2,831.02 : x
  2. Step 2: Convert to fraction form
    5,461.63/8,197.34 = 2,831.02/x
  3. Step 3: Cross multiply
    5,461.63x = 8,197.34 × 2,831.02
  4. Step 4: Simplify right side
    5,461.63x = 23,206,798.84
  5. Step 5: Solve for x
    x = 23,206,798.84/5,461.63
  6. Step 6: Final answer
    x = 4,249.06

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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.