Home / 11,145.48-16,726.74-4,132.14

Finding the Fourth Proportional to 11,145.48, 16,726.74 and 4,132.14

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Solution

The fourth proportional to 11,145.48, 16,726.74 and 4,132.14 is: 6,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.48 : 16,726.74 = 4,132.14 : x
  2. Step 2: Convert to fraction form
    11,145.48/16,726.74 = 4,132.14/x
  3. Step 3: Cross multiply
    11,145.48x = 16,726.74 × 4,132.14
  4. Step 4: Simplify right side
    11,145.48x = 69,117,231.42
  5. Step 5: Solve for x
    x = 69,117,231.42/11,145.48
  6. Step 6: Final answer
    x = 6,201.37

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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.