Home / 7,042.69-10,564.04-2,112.33

Finding the Fourth Proportional to 7,042.69, 10,564.04 and 2,112.33

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Solution

The fourth proportional to 7,042.69, 10,564.04 and 2,112.33 is: 3,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.69 : 10,564.04 = 2,112.33 : x
  2. Step 2: Convert to fraction form
    7,042.69/10,564.04 = 2,112.33/x
  3. Step 3: Cross multiply
    7,042.69x = 10,564.04 × 2,112.33
  4. Step 4: Simplify right side
    7,042.69x = 22,314,738.61
  5. Step 5: Solve for x
    x = 22,314,738.61/7,042.69
  6. Step 6: Final answer
    x = 3,168.50

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1.5x scale

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.