Home / 7,741.94-11,613.06-1,898.60

Finding the Fourth Proportional to 7,741.94, 11,613.06 and 1,898.60

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Solution

The fourth proportional to 7,741.94, 11,613.06 and 1,898.60 is: 2,847.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.94 : 11,613.06 = 1,898.60 : x
  2. Step 2: Convert to fraction form
    7,741.94/11,613.06 = 1,898.60/x
  3. Step 3: Cross multiply
    7,741.94x = 11,613.06 × 1,898.60
  4. Step 4: Simplify right side
    7,741.94x = 22,048,555.72
  5. Step 5: Solve for x
    x = 22,048,555.72/7,741.94
  6. Step 6: Final answer
    x = 2,847.94

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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.