Home / 11,302.34-16,949.25-3,905.01

Finding the Fourth Proportional to 11,302.34, 16,949.25 and 3,905.01

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Solution

The fourth proportional to 11,302.34, 16,949.25 and 3,905.01 is: 5,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.34 : 16,949.25 = 3,905.01 : x
  2. Step 2: Convert to fraction form
    11,302.34/16,949.25 = 3,905.01/x
  3. Step 3: Cross multiply
    11,302.34x = 16,949.25 × 3,905.01
  4. Step 4: Simplify right side
    11,302.34x = 66,186,990.74
  5. Step 5: Solve for x
    x = 66,186,990.74/11,302.34
  6. Step 6: Final answer
    x = 5,856.05

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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.