Home / 9,346.72-14,020.13-2,421.22

Finding the Fourth Proportional to 9,346.72, 14,020.13 and 2,421.22

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Solution

The fourth proportional to 9,346.72, 14,020.13 and 2,421.22 is: 3,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.72 : 14,020.13 = 2,421.22 : x
  2. Step 2: Convert to fraction form
    9,346.72/14,020.13 = 2,421.22/x
  3. Step 3: Cross multiply
    9,346.72x = 14,020.13 × 2,421.22
  4. Step 4: Simplify right side
    9,346.72x = 33,945,819.16
  5. Step 5: Solve for x
    x = 33,945,819.16/9,346.72
  6. Step 6: Final answer
    x = 3,631.84

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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.