Home / 11,133.51-16,687.70-4,556.10

Finding the Fourth Proportional to 11,133.51, 16,687.70 and 4,556.10

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Solution

The fourth proportional to 11,133.51, 16,687.70 and 4,556.10 is: 6,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.51 : 16,687.70 = 4,556.10 : x
  2. Step 2: Convert to fraction form
    11,133.51/16,687.70 = 4,556.10/x
  3. Step 3: Cross multiply
    11,133.51x = 16,687.70 × 4,556.10
  4. Step 4: Simplify right side
    11,133.51x = 76,030,829.97
  5. Step 5: Solve for x
    x = 76,030,829.97/11,133.51
  6. Step 6: Final answer
    x = 6,829.01

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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.