Home / 9,627.24-14,438.80-5,621.96

Finding the Fourth Proportional to 9,627.24, 14,438.80 and 5,621.96

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Solution

The fourth proportional to 9,627.24, 14,438.80 and 5,621.96 is: 8,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.24 : 14,438.80 = 5,621.96 : x
  2. Step 2: Convert to fraction form
    9,627.24/14,438.80 = 5,621.96/x
  3. Step 3: Cross multiply
    9,627.24x = 14,438.80 × 5,621.96
  4. Step 4: Simplify right side
    9,627.24x = 81,174,356.05
  5. Step 5: Solve for x
    x = 81,174,356.05/9,627.24
  6. Step 6: Final answer
    x = 8,431.74

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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.