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Finding the Fourth Proportional to 4,698.86, 7,044.84 and 2,849.54

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Solution

The fourth proportional to 4,698.86, 7,044.84 and 2,849.54 is: 4,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.86 : 7,044.84 = 2,849.54 : x
  2. Step 2: Convert to fraction form
    4,698.86/7,044.84 = 2,849.54/x
  3. Step 3: Cross multiply
    4,698.86x = 7,044.84 × 2,849.54
  4. Step 4: Simplify right side
    4,698.86x = 20,074,518.15
  5. Step 5: Solve for x
    x = 20,074,518.15/4,698.86
  6. Step 6: Final answer
    x = 4,272.21

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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.