Home / 10,510.49-15,757.20-4,273.43

Finding the Fourth Proportional to 10,510.49, 15,757.20 and 4,273.43

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Solution

The fourth proportional to 10,510.49, 15,757.20 and 4,273.43 is: 6,406.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.49 : 15,757.20 = 4,273.43 : x
  2. Step 2: Convert to fraction form
    10,510.49/15,757.20 = 4,273.43/x
  3. Step 3: Cross multiply
    10,510.49x = 15,757.20 × 4,273.43
  4. Step 4: Simplify right side
    10,510.49x = 67,337,212.41
  5. Step 5: Solve for x
    x = 67,337,212.41/10,510.49
  6. Step 6: Final answer
    x = 6,406.67

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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.