Home / 10,110.74-15,165.50-3,784.37

Finding the Fourth Proportional to 10,110.74, 15,165.50 and 3,784.37

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Solution

The fourth proportional to 10,110.74, 15,165.50 and 3,784.37 is: 5,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.74 : 15,165.50 = 3,784.37 : x
  2. Step 2: Convert to fraction form
    10,110.74/15,165.50 = 3,784.37/x
  3. Step 3: Cross multiply
    10,110.74x = 15,165.50 × 3,784.37
  4. Step 4: Simplify right side
    10,110.74x = 57,391,768.49
  5. Step 5: Solve for x
    x = 57,391,768.49/10,110.74
  6. Step 6: Final answer
    x = 5,676.32

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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.