Home / 10,178.51-15,265.94-3,604.73

Finding the Fourth Proportional to 10,178.51, 15,265.94 and 3,604.73

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Solution

The fourth proportional to 10,178.51, 15,265.94 and 3,604.73 is: 5,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.51 : 15,265.94 = 3,604.73 : x
  2. Step 2: Convert to fraction form
    10,178.51/15,265.94 = 3,604.73/x
  3. Step 3: Cross multiply
    10,178.51x = 15,265.94 × 3,604.73
  4. Step 4: Simplify right side
    10,178.51x = 55,029,573.87
  5. Step 5: Solve for x
    x = 55,029,573.87/10,178.51
  6. Step 6: Final answer
    x = 5,406.45

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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.