Home / 10,749.60-16,133.04-5,822.64

Finding the Fourth Proportional to 10,749.60, 16,133.04 and 5,822.64

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Solution

The fourth proportional to 10,749.60, 16,133.04 and 5,822.64 is: 8,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.60 : 16,133.04 = 5,822.64 : x
  2. Step 2: Convert to fraction form
    10,749.60/16,133.04 = 5,822.64/x
  3. Step 3: Cross multiply
    10,749.60x = 16,133.04 × 5,822.64
  4. Step 4: Simplify right side
    10,749.60x = 93,936,884.03
  5. Step 5: Solve for x
    x = 93,936,884.03/10,749.60
  6. Step 6: Final answer
    x = 8,738.64

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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.