Home / 10,861.56-16,292.43-3,070.44

Finding the Fourth Proportional to 10,861.56, 16,292.43 and 3,070.44

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Solution

The fourth proportional to 10,861.56, 16,292.43 and 3,070.44 is: 4,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.56 : 16,292.43 = 3,070.44 : x
  2. Step 2: Convert to fraction form
    10,861.56/16,292.43 = 3,070.44/x
  3. Step 3: Cross multiply
    10,861.56x = 16,292.43 × 3,070.44
  4. Step 4: Simplify right side
    10,861.56x = 50,024,928.77
  5. Step 5: Solve for x
    x = 50,024,928.77/10,861.56
  6. Step 6: Final answer
    x = 4,605.69

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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.