Home / 9,541.31-14,311.80-2,615.81

Finding the Fourth Proportional to 9,541.31, 14,311.80 and 2,615.81

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Solution

The fourth proportional to 9,541.31, 14,311.80 and 2,615.81 is: 3,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541.31 : 14,311.80 = 2,615.81 : x
  2. Step 2: Convert to fraction form
    9,541.31/14,311.80 = 2,615.81/x
  3. Step 3: Cross multiply
    9,541.31x = 14,311.80 × 2,615.81
  4. Step 4: Simplify right side
    9,541.31x = 37,436,949.56
  5. Step 5: Solve for x
    x = 37,436,949.56/9,541.31
  6. Step 6: Final answer
    x = 3,923.67

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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.