Home / 11,052.72-16,577.28-4,478.64

Finding the Fourth Proportional to 11,052.72, 16,577.28 and 4,478.64

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Solution

The fourth proportional to 11,052.72, 16,577.28 and 4,478.64 is: 6,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.72 : 16,577.28 = 4,478.64 : x
  2. Step 2: Convert to fraction form
    11,052.72/16,577.28 = 4,478.64/x
  3. Step 3: Cross multiply
    11,052.72x = 16,577.28 × 4,478.64
  4. Step 4: Simplify right side
    11,052.72x = 74,243,669.30
  5. Step 5: Solve for x
    x = 74,243,669.30/11,052.72
  6. Step 6: Final answer
    x = 6,717.23

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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.