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Finding the Fourth Proportional to 4,984.51, 7,477.37 and 2,064.88

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Solution

The fourth proportional to 4,984.51, 7,477.37 and 2,064.88 is: 3,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.51 : 7,477.37 = 2,064.88 : x
  2. Step 2: Convert to fraction form
    4,984.51/7,477.37 = 2,064.88/x
  3. Step 3: Cross multiply
    4,984.51x = 7,477.37 × 2,064.88
  4. Step 4: Simplify right side
    4,984.51x = 15,439,861.44
  5. Step 5: Solve for x
    x = 15,439,861.44/4,984.51
  6. Step 6: Final answer
    x = 3,097.57

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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.