Home / 4,942.00-7,412.23-1,655.12

Finding the Fourth Proportional to 4,942.00, 7,412.23 and 1,655.12

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Solution

The fourth proportional to 4,942.00, 7,412.23 and 1,655.12 is: 2,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.00 : 7,412.23 = 1,655.12 : x
  2. Step 2: Convert to fraction form
    4,942.00/7,412.23 = 1,655.12/x
  3. Step 3: Cross multiply
    4,942.00x = 7,412.23 × 1,655.12
  4. Step 4: Simplify right side
    4,942.00x = 12,268,120.56
  5. Step 5: Solve for x
    x = 12,268,120.56/4,942.00
  6. Step 6: Final answer
    x = 2,482.42

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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.