Home / 10,741.60-16,107.60-4,165.60

Finding the Fourth Proportional to 10,741.60, 16,107.60 and 4,165.60

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Solution

The fourth proportional to 10,741.60, 16,107.60 and 4,165.60 is: 6,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741.60 : 16,107.60 = 4,165.60 : x
  2. Step 2: Convert to fraction form
    10,741.60/16,107.60 = 4,165.60/x
  3. Step 3: Cross multiply
    10,741.60x = 16,107.60 × 4,165.60
  4. Step 4: Simplify right side
    10,741.60x = 67,097,818.56
  5. Step 5: Solve for x
    x = 67,097,818.56/10,741.60
  6. Step 6: Final answer
    x = 6,246.54

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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.