Home / 4,611.52-6,918.48-1,324.88

Finding the Fourth Proportional to 4,611.52, 6,918.48 and 1,324.88

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Solution

The fourth proportional to 4,611.52, 6,918.48 and 1,324.88 is: 1,987.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.52 : 6,918.48 = 1,324.88 : x
  2. Step 2: Convert to fraction form
    4,611.52/6,918.48 = 1,324.88/x
  3. Step 3: Cross multiply
    4,611.52x = 6,918.48 × 1,324.88
  4. Step 4: Simplify right side
    4,611.52x = 9,166,155.78
  5. Step 5: Solve for x
    x = 9,166,155.78/4,611.52
  6. Step 6: Final answer
    x = 1,987.66

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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.