Home / 8,463.37-11,679.05-4,686.28

Finding the Fourth Proportional to 8,463.37, 11,679.05 and 4,686.28

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Solution

The fourth proportional to 8,463.37, 11,679.05 and 4,686.28 is: 6,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463.37 : 11,679.05 = 4,686.28 : x
  2. Step 2: Convert to fraction form
    8,463.37/11,679.05 = 4,686.28/x
  3. Step 3: Cross multiply
    8,463.37x = 11,679.05 × 4,686.28
  4. Step 4: Simplify right side
    8,463.37x = 54,731,298.43
  5. Step 5: Solve for x
    x = 54,731,298.43/8,463.37
  6. Step 6: Final answer
    x = 6,466.84

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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.