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Finding the Fourth Proportional to 4,795.86, 7,193.52 and 2,860.50

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Solution

The fourth proportional to 4,795.86, 7,193.52 and 2,860.50 is: 4,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.86 : 7,193.52 = 2,860.50 : x
  2. Step 2: Convert to fraction form
    4,795.86/7,193.52 = 2,860.50/x
  3. Step 3: Cross multiply
    4,795.86x = 7,193.52 × 2,860.50
  4. Step 4: Simplify right side
    4,795.86x = 20,577,063.96
  5. Step 5: Solve for x
    x = 20,577,063.96/4,795.86
  6. Step 6: Final answer
    x = 4,290.59

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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.