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Finding the Fourth Proportional to 7,901.88, 11,849.03 and 2,353.26

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Solution

The fourth proportional to 7,901.88, 11,849.03 and 2,353.26 is: 3,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.88 : 11,849.03 = 2,353.26 : x
  2. Step 2: Convert to fraction form
    7,901.88/11,849.03 = 2,353.26/x
  3. Step 3: Cross multiply
    7,901.88x = 11,849.03 × 2,353.26
  4. Step 4: Simplify right side
    7,901.88x = 27,883,848.34
  5. Step 5: Solve for x
    x = 27,883,848.34/7,901.88
  6. Step 6: Final answer
    x = 3,528.76

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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.