Home / 10,579.64-15,871.90-3,184.26

Finding the Fourth Proportional to 10,579.64, 15,871.90 and 3,184.26

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Solution

The fourth proportional to 10,579.64, 15,871.90 and 3,184.26 is: 4,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.64 : 15,871.90 = 3,184.26 : x
  2. Step 2: Convert to fraction form
    10,579.64/15,871.90 = 3,184.26/x
  3. Step 3: Cross multiply
    10,579.64x = 15,871.90 × 3,184.26
  4. Step 4: Simplify right side
    10,579.64x = 50,540,256.29
  5. Step 5: Solve for x
    x = 50,540,256.29/10,579.64
  6. Step 6: Final answer
    x = 4,777.12

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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.