Home / 10,987.41-16,467.40-5,360.44

Finding the Fourth Proportional to 10,987.41, 16,467.40 and 5,360.44

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Solution

The fourth proportional to 10,987.41, 16,467.40 and 5,360.44 is: 8,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.41 : 16,467.40 = 5,360.44 : x
  2. Step 2: Convert to fraction form
    10,987.41/16,467.40 = 5,360.44/x
  3. Step 3: Cross multiply
    10,987.41x = 16,467.40 × 5,360.44
  4. Step 4: Simplify right side
    10,987.41x = 88,272,509.66
  5. Step 5: Solve for x
    x = 88,272,509.66/10,987.41
  6. Step 6: Final answer
    x = 8,033.97

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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.