Home / 10,722.52-16,077.88-3,324.93

Finding the Fourth Proportional to 10,722.52, 16,077.88 and 3,324.93

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Solution

The fourth proportional to 10,722.52, 16,077.88 and 3,324.93 is: 4,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.52 : 16,077.88 = 3,324.93 : x
  2. Step 2: Convert to fraction form
    10,722.52/16,077.88 = 3,324.93/x
  3. Step 3: Cross multiply
    10,722.52x = 16,077.88 × 3,324.93
  4. Step 4: Simplify right side
    10,722.52x = 53,457,825.55
  5. Step 5: Solve for x
    x = 53,457,825.55/10,722.52
  6. Step 6: Final answer
    x = 4,985.57

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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.