Home / 4,611.40-6,917.55-1,324.97

Finding the Fourth Proportional to 4,611.40, 6,917.55 and 1,324.97

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Solution

The fourth proportional to 4,611.40, 6,917.55 and 1,324.97 is: 1,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.40 : 6,917.55 = 1,324.97 : x
  2. Step 2: Convert to fraction form
    4,611.40/6,917.55 = 1,324.97/x
  3. Step 3: Cross multiply
    4,611.40x = 6,917.55 × 1,324.97
  4. Step 4: Simplify right side
    4,611.40x = 9,165,578.97
  5. Step 5: Solve for x
    x = 9,165,578.97/4,611.40
  6. Step 6: Final answer
    x = 1,987.59

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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.