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Finding the Fourth Proportional to 7,892.07, 11,840.03 and 2,627.07

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Solution

The fourth proportional to 7,892.07, 11,840.03 and 2,627.07 is: 3,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.07 : 11,840.03 = 2,627.07 : x
  2. Step 2: Convert to fraction form
    7,892.07/11,840.03 = 2,627.07/x
  3. Step 3: Cross multiply
    7,892.07x = 11,840.03 × 2,627.07
  4. Step 4: Simplify right side
    7,892.07x = 31,104,587.61
  5. Step 5: Solve for x
    x = 31,104,587.61/7,892.07
  6. Step 6: Final answer
    x = 3,941.25

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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.