Home / 11,848.24-17,777.40-5,611.60

Finding the Fourth Proportional to 11,848.24, 17,777.40 and 5,611.60

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Solution

The fourth proportional to 11,848.24, 17,777.40 and 5,611.60 is: 8,419.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.24 : 17,777.40 = 5,611.60 : x
  2. Step 2: Convert to fraction form
    11,848.24/17,777.40 = 5,611.60/x
  3. Step 3: Cross multiply
    11,848.24x = 17,777.40 × 5,611.60
  4. Step 4: Simplify right side
    11,848.24x = 99,759,657.84
  5. Step 5: Solve for x
    x = 99,759,657.84/11,848.24
  6. Step 6: Final answer
    x = 8,419.79

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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.