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Finding the Fourth Proportional to 11,597.60, 17,401.12 and 4,202.84

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Solution

The fourth proportional to 11,597.60, 17,401.12 and 4,202.84 is: 6,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,597.60 : 17,401.12 = 4,202.84 : x
  2. Step 2: Convert to fraction form
    11,597.60/17,401.12 = 4,202.84/x
  3. Step 3: Cross multiply
    11,597.60x = 17,401.12 × 4,202.84
  4. Step 4: Simplify right side
    11,597.60x = 73,134,123.18
  5. Step 5: Solve for x
    x = 73,134,123.18/11,597.60
  6. Step 6: Final answer
    x = 6,305.97

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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.