Home / 5,726.36-8,579.44-5,015.64

Finding the Fourth Proportional to 5,726.36, 8,579.44 and 5,015.64

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Solution

The fourth proportional to 5,726.36, 8,579.44 and 5,015.64 is: 7,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.36 : 8,579.44 = 5,015.64 : x
  2. Step 2: Convert to fraction form
    5,726.36/8,579.44 = 5,015.64/x
  3. Step 3: Cross multiply
    5,726.36x = 8,579.44 × 5,015.64
  4. Step 4: Simplify right side
    5,726.36x = 43,031,382.44
  5. Step 5: Solve for x
    x = 43,031,382.44/5,726.36
  6. Step 6: Final answer
    x = 7,514.61

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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.