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Finding the Fourth Proportional to 4,613.73, 6,909.03 and 2,851.49

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Solution

The fourth proportional to 4,613.73, 6,909.03 and 2,851.49 is: 4,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.73 : 6,909.03 = 2,851.49 : x
  2. Step 2: Convert to fraction form
    4,613.73/6,909.03 = 2,851.49/x
  3. Step 3: Cross multiply
    4,613.73x = 6,909.03 × 2,851.49
  4. Step 4: Simplify right side
    4,613.73x = 19,701,029.95
  5. Step 5: Solve for x
    x = 19,701,029.95/4,613.73
  6. Step 6: Final answer
    x = 4,270.09

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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.