Home / 11,068.32-16,602-2,748.14

Finding the Fourth Proportional to 11,068.32, 16,602 and 2,748.14

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Solution

The fourth proportional to 11,068.32, 16,602 and 2,748.14 is: 4,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068.32 : 16,602 = 2,748.14 : x
  2. Step 2: Convert to fraction form
    11,068.32/16,602 = 2,748.14/x
  3. Step 3: Cross multiply
    11,068.32x = 16,602 × 2,748.14
  4. Step 4: Simplify right side
    11,068.32x = 45,624,620.28
  5. Step 5: Solve for x
    x = 45,624,620.28/11,068.32
  6. Step 6: Final answer
    x = 4,122.09

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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.