Home / 10,086.23-15,096.90-5,394.50

Finding the Fourth Proportional to 10,086.23, 15,096.90 and 5,394.50

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Solution

The fourth proportional to 10,086.23, 15,096.90 and 5,394.50 is: 8,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.23 : 15,096.90 = 5,394.50 : x
  2. Step 2: Convert to fraction form
    10,086.23/15,096.90 = 5,394.50/x
  3. Step 3: Cross multiply
    10,086.23x = 15,096.90 × 5,394.50
  4. Step 4: Simplify right side
    10,086.23x = 81,440,227.05
  5. Step 5: Solve for x
    x = 81,440,227.05/10,086.23
  6. Step 6: Final answer
    x = 8,074.40

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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.