Home / 10,754.28-16,137.69-4,513.81

Finding the Fourth Proportional to 10,754.28, 16,137.69 and 4,513.81

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Solution

The fourth proportional to 10,754.28, 16,137.69 and 4,513.81 is: 6,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.28 : 16,137.69 = 4,513.81 : x
  2. Step 2: Convert to fraction form
    10,754.28/16,137.69 = 4,513.81/x
  3. Step 3: Cross multiply
    10,754.28x = 16,137.69 × 4,513.81
  4. Step 4: Simplify right side
    10,754.28x = 72,842,466.50
  5. Step 5: Solve for x
    x = 72,842,466.50/10,754.28
  6. Step 6: Final answer
    x = 6,773.35

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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.