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Finding the Fourth Proportional to 4,973.59, 7,455.03 and 2,011.15

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Solution

The fourth proportional to 4,973.59, 7,455.03 and 2,011.15 is: 3,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.59 : 7,455.03 = 2,011.15 : x
  2. Step 2: Convert to fraction form
    4,973.59/7,455.03 = 2,011.15/x
  3. Step 3: Cross multiply
    4,973.59x = 7,455.03 × 2,011.15
  4. Step 4: Simplify right side
    4,973.59x = 14,993,183.58
  5. Step 5: Solve for x
    x = 14,993,183.58/4,973.59
  6. Step 6: Final answer
    x = 3,014.56

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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.