Home / 9,620.28-14,431.20-3,044.64

Finding the Fourth Proportional to 9,620.28, 14,431.20 and 3,044.64

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Solution

The fourth proportional to 9,620.28, 14,431.20 and 3,044.64 is: 4,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.28 : 14,431.20 = 3,044.64 : x
  2. Step 2: Convert to fraction form
    9,620.28/14,431.20 = 3,044.64/x
  3. Step 3: Cross multiply
    9,620.28x = 14,431.20 × 3,044.64
  4. Step 4: Simplify right side
    9,620.28x = 43,937,808.77
  5. Step 5: Solve for x
    x = 43,937,808.77/9,620.28
  6. Step 6: Final answer
    x = 4,567.21

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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.