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Finding the Fourth Proportional to 11,888.44, 17,848.88 and 6,697.96

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Solution

The fourth proportional to 11,888.44, 17,848.88 and 6,697.96 is: 10,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.44 : 17,848.88 = 6,697.96 : x
  2. Step 2: Convert to fraction form
    11,888.44/17,848.88 = 6,697.96/x
  3. Step 3: Cross multiply
    11,888.44x = 17,848.88 × 6,697.96
  4. Step 4: Simplify right side
    11,888.44x = 119,551,084.28
  5. Step 5: Solve for x
    x = 119,551,084.28/11,888.44
  6. Step 6: Final answer
    x = 10,056.08

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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.