Home / 10,495.70-15,742.17-3,100.94

Finding the Fourth Proportional to 10,495.70, 15,742.17 and 3,100.94

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Solution

The fourth proportional to 10,495.70, 15,742.17 and 3,100.94 is: 4,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.70 : 15,742.17 = 3,100.94 : x
  2. Step 2: Convert to fraction form
    10,495.70/15,742.17 = 3,100.94/x
  3. Step 3: Cross multiply
    10,495.70x = 15,742.17 × 3,100.94
  4. Step 4: Simplify right side
    10,495.70x = 48,815,524.64
  5. Step 5: Solve for x
    x = 48,815,524.64/10,495.70
  6. Step 6: Final answer
    x = 4,651.00

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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.