Home / 8,461.37-11,676.12-4,684.28

Finding the Fourth Proportional to 8,461.37, 11,676.12 and 4,684.28

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Solution

The fourth proportional to 8,461.37, 11,676.12 and 4,684.28 is: 6,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.37 : 11,676.12 = 4,684.28 : x
  2. Step 2: Convert to fraction form
    8,461.37/11,676.12 = 4,684.28/x
  3. Step 3: Cross multiply
    8,461.37x = 11,676.12 × 4,684.28
  4. Step 4: Simplify right side
    8,461.37x = 54,694,157.01
  5. Step 5: Solve for x
    x = 54,694,157.01/8,461.37
  6. Step 6: Final answer
    x = 6,463.99

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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.