Home / 10,245.94-15,359.63-3,670.66

Finding the Fourth Proportional to 10,245.94, 15,359.63 and 3,670.66

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Solution

The fourth proportional to 10,245.94, 15,359.63 and 3,670.66 is: 5,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.94 : 15,359.63 = 3,670.66 : x
  2. Step 2: Convert to fraction form
    10,245.94/15,359.63 = 3,670.66/x
  3. Step 3: Cross multiply
    10,245.94x = 15,359.63 × 3,670.66
  4. Step 4: Simplify right side
    10,245.94x = 56,379,950.23
  5. Step 5: Solve for x
    x = 56,379,950.23/10,245.94
  6. Step 6: Final answer
    x = 5,502.66

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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.