Home / 10,378.38-15,578.37-6,004.38

Finding the Fourth Proportional to 10,378.38, 15,578.37 and 6,004.38

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Solution

The fourth proportional to 10,378.38, 15,578.37 and 6,004.38 is: 9,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378.38 : 15,578.37 = 6,004.38 : x
  2. Step 2: Convert to fraction form
    10,378.38/15,578.37 = 6,004.38/x
  3. Step 3: Cross multiply
    10,378.38x = 15,578.37 × 6,004.38
  4. Step 4: Simplify right side
    10,378.38x = 93,538,453.26
  5. Step 5: Solve for x
    x = 93,538,453.26/10,378.38
  6. Step 6: Final answer
    x = 9,012.82

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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.