Home / 11,325.93-16,912.62-9,250.05

Finding the Fourth Proportional to 11,325.93, 16,912.62 and 9,250.05

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Solution

The fourth proportional to 11,325.93, 16,912.62 and 9,250.05 is: 13,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.93 : 16,912.62 = 9,250.05 : x
  2. Step 2: Convert to fraction form
    11,325.93/16,912.62 = 9,250.05/x
  3. Step 3: Cross multiply
    11,325.93x = 16,912.62 × 9,250.05
  4. Step 4: Simplify right side
    11,325.93x = 156,442,580.63
  5. Step 5: Solve for x
    x = 156,442,580.63/11,325.93
  6. Step 6: Final answer
    x = 13,812.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.