Home / 11,674.68-17,480.70-7,283.40

Finding the Fourth Proportional to 11,674.68, 17,480.70 and 7,283.40

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Solution

The fourth proportional to 11,674.68, 17,480.70 and 7,283.40 is: 10,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.68 : 17,480.70 = 7,283.40 : x
  2. Step 2: Convert to fraction form
    11,674.68/17,480.70 = 7,283.40/x
  3. Step 3: Cross multiply
    11,674.68x = 17,480.70 × 7,283.40
  4. Step 4: Simplify right side
    11,674.68x = 127,318,930.38
  5. Step 5: Solve for x
    x = 127,318,930.38/11,674.68
  6. Step 6: Final answer
    x = 10,905.56

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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.