Home / 11,250.42-16,878.18-3,460.02

Finding the Fourth Proportional to 11,250.42, 16,878.18 and 3,460.02

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Solution

The fourth proportional to 11,250.42, 16,878.18 and 3,460.02 is: 5,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.42 : 16,878.18 = 3,460.02 : x
  2. Step 2: Convert to fraction form
    11,250.42/16,878.18 = 3,460.02/x
  3. Step 3: Cross multiply
    11,250.42x = 16,878.18 × 3,460.02
  4. Step 4: Simplify right side
    11,250.42x = 58,398,840.36
  5. Step 5: Solve for x
    x = 58,398,840.36/11,250.42
  6. Step 6: Final answer
    x = 5,190.81

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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.