Home / 10,349.86-15,524.80-3,776.54

Finding the Fourth Proportional to 10,349.86, 15,524.80 and 3,776.54

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Solution

The fourth proportional to 10,349.86, 15,524.80 and 3,776.54 is: 5,664.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.86 : 15,524.80 = 3,776.54 : x
  2. Step 2: Convert to fraction form
    10,349.86/15,524.80 = 3,776.54/x
  3. Step 3: Cross multiply
    10,349.86x = 15,524.80 × 3,776.54
  4. Step 4: Simplify right side
    10,349.86x = 58,630,028.19
  5. Step 5: Solve for x
    x = 58,630,028.19/10,349.86
  6. Step 6: Final answer
    x = 5,664.81

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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.