Home / 11,240.25-16,860.44-4,576.87

Finding the Fourth Proportional to 11,240.25, 16,860.44 and 4,576.87

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Solution

The fourth proportional to 11,240.25, 16,860.44 and 4,576.87 is: 6,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.25 : 16,860.44 = 4,576.87 : x
  2. Step 2: Convert to fraction form
    11,240.25/16,860.44 = 4,576.87/x
  3. Step 3: Cross multiply
    11,240.25x = 16,860.44 × 4,576.87
  4. Step 4: Simplify right side
    11,240.25x = 77,168,042.02
  5. Step 5: Solve for x
    x = 77,168,042.02/11,240.25
  6. Step 6: Final answer
    x = 6,865.33

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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.