Home / 7,125.03-10,689.66-2,194.56

Finding the Fourth Proportional to 7,125.03, 10,689.66 and 2,194.56

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Solution

The fourth proportional to 7,125.03, 10,689.66 and 2,194.56 is: 3,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.03 : 10,689.66 = 2,194.56 : x
  2. Step 2: Convert to fraction form
    7,125.03/10,689.66 = 2,194.56/x
  3. Step 3: Cross multiply
    7,125.03x = 10,689.66 × 2,194.56
  4. Step 4: Simplify right side
    7,125.03x = 23,459,100.25
  5. Step 5: Solve for x
    x = 23,459,100.25/7,125.03
  6. Step 6: Final answer
    x = 3,292.49

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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.