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Finding the Fourth Proportional to 5,927.38, 8,892.69 and 2,415.22

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Solution

The fourth proportional to 5,927.38, 8,892.69 and 2,415.22 is: 3,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.38 : 8,892.69 = 2,415.22 : x
  2. Step 2: Convert to fraction form
    5,927.38/8,892.69 = 2,415.22/x
  3. Step 3: Cross multiply
    5,927.38x = 8,892.69 × 2,415.22
  4. Step 4: Simplify right side
    5,927.38x = 21,477,771.45
  5. Step 5: Solve for x
    x = 21,477,771.45/5,927.38
  6. Step 6: Final answer
    x = 3,623.49

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1.5x scale

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.