Home / 10,495.50-15,739.55-3,097.98

Finding the Fourth Proportional to 10,495.50, 15,739.55 and 3,097.98

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Solution

The fourth proportional to 10,495.50, 15,739.55 and 3,097.98 is: 4,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.50 : 15,739.55 = 3,097.98 : x
  2. Step 2: Convert to fraction form
    10,495.50/15,739.55 = 3,097.98/x
  3. Step 3: Cross multiply
    10,495.50x = 15,739.55 × 3,097.98
  4. Step 4: Simplify right side
    10,495.50x = 48,760,811.11
  5. Step 5: Solve for x
    x = 48,760,811.11/10,495.50
  6. Step 6: Final answer
    x = 4,645.88

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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.