Home / 10,734.10-16,107.23-4,160.75

Finding the Fourth Proportional to 10,734.10, 16,107.23 and 4,160.75

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Solution

The fourth proportional to 10,734.10, 16,107.23 and 4,160.75 is: 6,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.10 : 16,107.23 = 4,160.75 : x
  2. Step 2: Convert to fraction form
    10,734.10/16,107.23 = 4,160.75/x
  3. Step 3: Cross multiply
    10,734.10x = 16,107.23 × 4,160.75
  4. Step 4: Simplify right side
    10,734.10x = 67,018,157.22
  5. Step 5: Solve for x
    x = 67,018,157.22/10,734.10
  6. Step 6: Final answer
    x = 6,243.48

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1.5x scale

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.