Home / 7,125.34-10,688.09-2,194.94

Finding the Fourth Proportional to 7,125.34, 10,688.09 and 2,194.94

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Solution

The fourth proportional to 7,125.34, 10,688.09 and 2,194.94 is: 3,292.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.34 : 10,688.09 = 2,194.94 : x
  2. Step 2: Convert to fraction form
    7,125.34/10,688.09 = 2,194.94/x
  3. Step 3: Cross multiply
    7,125.34x = 10,688.09 × 2,194.94
  4. Step 4: Simplify right side
    7,125.34x = 23,459,716.26
  5. Step 5: Solve for x
    x = 23,459,716.26/7,125.34
  6. Step 6: Final answer
    x = 3,292.43

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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.