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Finding the Fourth Proportional to 4,613.12, 6,365.75 and 2,844.75

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Solution

The fourth proportional to 4,613.12, 6,365.75 and 2,844.75 is: 3,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.12 : 6,365.75 = 2,844.75 : x
  2. Step 2: Convert to fraction form
    4,613.12/6,365.75 = 2,844.75/x
  3. Step 3: Cross multiply
    4,613.12x = 6,365.75 × 2,844.75
  4. Step 4: Simplify right side
    4,613.12x = 18,108,953.09
  5. Step 5: Solve for x
    x = 18,108,953.09/4,613.12
  6. Step 6: Final answer
    x = 3,925.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.