Home / 9,052.64-13,579.82-2,812.72

Finding the Fourth Proportional to 9,052.64, 13,579.82 and 2,812.72

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Solution

The fourth proportional to 9,052.64, 13,579.82 and 2,812.72 is: 4,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.64 : 13,579.82 = 2,812.72 : x
  2. Step 2: Convert to fraction form
    9,052.64/13,579.82 = 2,812.72/x
  3. Step 3: Cross multiply
    9,052.64x = 13,579.82 × 2,812.72
  4. Step 4: Simplify right side
    9,052.64x = 38,196,231.31
  5. Step 5: Solve for x
    x = 38,196,231.31/9,052.64
  6. Step 6: Final answer
    x = 4,219.35

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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.