Home / 11,073.64-16,607.62-3,280.63

Finding the Fourth Proportional to 11,073.64, 16,607.62 and 3,280.63

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Solution

The fourth proportional to 11,073.64, 16,607.62 and 3,280.63 is: 4,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.64 : 16,607.62 = 3,280.63 : x
  2. Step 2: Convert to fraction form
    11,073.64/16,607.62 = 3,280.63/x
  3. Step 3: Cross multiply
    11,073.64x = 16,607.62 × 3,280.63
  4. Step 4: Simplify right side
    11,073.64x = 54,483,406.68
  5. Step 5: Solve for x
    x = 54,483,406.68/11,073.64
  6. Step 6: Final answer
    x = 4,920.10

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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.