Home / 10,395.38-15,592.58-3,821.08

Finding the Fourth Proportional to 10,395.38, 15,592.58 and 3,821.08

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Solution

The fourth proportional to 10,395.38, 15,592.58 and 3,821.08 is: 5,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.38 : 15,592.58 = 3,821.08 : x
  2. Step 2: Convert to fraction form
    10,395.38/15,592.58 = 3,821.08/x
  3. Step 3: Cross multiply
    10,395.38x = 15,592.58 × 3,821.08
  4. Step 4: Simplify right side
    10,395.38x = 59,580,495.59
  5. Step 5: Solve for x
    x = 59,580,495.59/10,395.38
  6. Step 6: Final answer
    x = 5,731.44

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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.