Home / 10,730.64-16,099.07-4,487.43

Finding the Fourth Proportional to 10,730.64, 16,099.07 and 4,487.43

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Solution

The fourth proportional to 10,730.64, 16,099.07 and 4,487.43 is: 6,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,730.64 : 16,099.07 = 4,487.43 : x
  2. Step 2: Convert to fraction form
    10,730.64/16,099.07 = 4,487.43/x
  3. Step 3: Cross multiply
    10,730.64x = 16,099.07 × 4,487.43
  4. Step 4: Simplify right side
    10,730.64x = 72,243,427.25
  5. Step 5: Solve for x
    x = 72,243,427.25/10,730.64
  6. Step 6: Final answer
    x = 6,732.44

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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.