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Finding the Fourth Proportional to 4,482.08, 6,720.79 and 2,014.79

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Solution

The fourth proportional to 4,482.08, 6,720.79 and 2,014.79 is: 3,021.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.08 : 6,720.79 = 2,014.79 : x
  2. Step 2: Convert to fraction form
    4,482.08/6,720.79 = 2,014.79/x
  3. Step 3: Cross multiply
    4,482.08x = 6,720.79 × 2,014.79
  4. Step 4: Simplify right side
    4,482.08x = 13,540,980.48
  5. Step 5: Solve for x
    x = 13,540,980.48/4,482.08
  6. Step 6: Final answer
    x = 3,021.14

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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.