Home / 9,827.28-14,741.76-3,984.48

Finding the Fourth Proportional to 9,827.28, 14,741.76 and 3,984.48

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Solution

The fourth proportional to 9,827.28, 14,741.76 and 3,984.48 is: 5,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.28 : 14,741.76 = 3,984.48 : x
  2. Step 2: Convert to fraction form
    9,827.28/14,741.76 = 3,984.48/x
  3. Step 3: Cross multiply
    9,827.28x = 14,741.76 × 3,984.48
  4. Step 4: Simplify right side
    9,827.28x = 58,738,247.88
  5. Step 5: Solve for x
    x = 58,738,247.88/9,827.28
  6. Step 6: Final answer
    x = 5,977.06

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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.