Home / 10,408.37-15,604.36-3,830.97

Finding the Fourth Proportional to 10,408.37, 15,604.36 and 3,830.97

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Solution

The fourth proportional to 10,408.37, 15,604.36 and 3,830.97 is: 5,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.37 : 15,604.36 = 3,830.97 : x
  2. Step 2: Convert to fraction form
    10,408.37/15,604.36 = 3,830.97/x
  3. Step 3: Cross multiply
    10,408.37x = 15,604.36 × 3,830.97
  4. Step 4: Simplify right side
    10,408.37x = 59,779,825.45
  5. Step 5: Solve for x
    x = 59,779,825.45/10,408.37
  6. Step 6: Final answer
    x = 5,743.44

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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.