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Finding the Fourth Proportional to 4,804.86, 7,209.99 and 2,613.74

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Solution

The fourth proportional to 4,804.86, 7,209.99 and 2,613.74 is: 3,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.86 : 7,209.99 = 2,613.74 : x
  2. Step 2: Convert to fraction form
    4,804.86/7,209.99 = 2,613.74/x
  3. Step 3: Cross multiply
    4,804.86x = 7,209.99 × 2,613.74
  4. Step 4: Simplify right side
    4,804.86x = 18,845,039.26
  5. Step 5: Solve for x
    x = 18,845,039.26/4,804.86
  6. Step 6: Final answer
    x = 3,922.08

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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.