Home / 9,052.98-13,581.36-3,213.72

Finding the Fourth Proportional to 9,052.98, 13,581.36 and 3,213.72

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Solution

The fourth proportional to 9,052.98, 13,581.36 and 3,213.72 is: 4,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.98 : 13,581.36 = 3,213.72 : x
  2. Step 2: Convert to fraction form
    9,052.98/13,581.36 = 3,213.72/x
  3. Step 3: Cross multiply
    9,052.98x = 13,581.36 × 3,213.72
  4. Step 4: Simplify right side
    9,052.98x = 43,646,688.26
  5. Step 5: Solve for x
    x = 43,646,688.26/9,052.98
  6. Step 6: Final answer
    x = 4,821.25

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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.