Home / 3,163.48-4,749.54-2,124.16

Finding the Fourth Proportional to 3,163.48, 4,749.54 and 2,124.16

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Solution

The fourth proportional to 3,163.48, 4,749.54 and 2,124.16 is: 3,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.48 : 4,749.54 = 2,124.16 : x
  2. Step 2: Convert to fraction form
    3,163.48/4,749.54 = 2,124.16/x
  3. Step 3: Cross multiply
    3,163.48x = 4,749.54 × 2,124.16
  4. Step 4: Simplify right side
    3,163.48x = 10,088,782.89
  5. Step 5: Solve for x
    x = 10,088,782.89/3,163.48
  6. Step 6: Final answer
    x = 3,189.14

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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.