Home / 4,136.10-6,194.11-1,945.45

Finding the Fourth Proportional to 4,136.10, 6,194.11 and 1,945.45

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Solution

The fourth proportional to 4,136.10, 6,194.11 and 1,945.45 is: 2,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.10 : 6,194.11 = 1,945.45 : x
  2. Step 2: Convert to fraction form
    4,136.10/6,194.11 = 1,945.45/x
  3. Step 3: Cross multiply
    4,136.10x = 6,194.11 × 1,945.45
  4. Step 4: Simplify right side
    4,136.10x = 12,050,331.30
  5. Step 5: Solve for x
    x = 12,050,331.30/4,136.10
  6. Step 6: Final answer
    x = 2,913.45

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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.