Home / 4,985.45-7,474.07-2,062.16

Finding the Fourth Proportional to 4,985.45, 7,474.07 and 2,062.16

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Solution

The fourth proportional to 4,985.45, 7,474.07 and 2,062.16 is: 3,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.45 : 7,474.07 = 2,062.16 : x
  2. Step 2: Convert to fraction form
    4,985.45/7,474.07 = 2,062.16/x
  3. Step 3: Cross multiply
    4,985.45x = 7,474.07 × 2,062.16
  4. Step 4: Simplify right side
    4,985.45x = 15,412,724.00
  5. Step 5: Solve for x
    x = 15,412,724.00/4,985.45
  6. Step 6: Final answer
    x = 3,091.54

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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.