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Finding the Fourth Proportional to 4,739.64, 7,115.73 and 4,050.73

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Solution

The fourth proportional to 4,739.64, 7,115.73 and 4,050.73 is: 6,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.64 : 7,115.73 = 4,050.73 : x
  2. Step 2: Convert to fraction form
    4,739.64/7,115.73 = 4,050.73/x
  3. Step 3: Cross multiply
    4,739.64x = 7,115.73 × 4,050.73
  4. Step 4: Simplify right side
    4,739.64x = 28,823,900.98
  5. Step 5: Solve for x
    x = 28,823,900.98/4,739.64
  6. Step 6: Final answer
    x = 6,081.45

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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.