Home / 10,395.63-15,592.97-3,821.34

Finding the Fourth Proportional to 10,395.63, 15,592.97 and 3,821.34

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Solution

The fourth proportional to 10,395.63, 15,592.97 and 3,821.34 is: 5,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.63 : 15,592.97 = 3,821.34 : x
  2. Step 2: Convert to fraction form
    10,395.63/15,592.97 = 3,821.34/x
  3. Step 3: Cross multiply
    10,395.63x = 15,592.97 × 3,821.34
  4. Step 4: Simplify right side
    10,395.63x = 59,586,020.87
  5. Step 5: Solve for x
    x = 59,586,020.87/10,395.63
  6. Step 6: Final answer
    x = 5,731.83

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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.