Home / 11,018.66-15,205.60-5,983.08

Finding the Fourth Proportional to 11,018.66, 15,205.60 and 5,983.08

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Solution

The fourth proportional to 11,018.66, 15,205.60 and 5,983.08 is: 8,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.66 : 15,205.60 = 5,983.08 : x
  2. Step 2: Convert to fraction form
    11,018.66/15,205.60 = 5,983.08/x
  3. Step 3: Cross multiply
    11,018.66x = 15,205.60 × 5,983.08
  4. Step 4: Simplify right side
    11,018.66x = 90,976,321.25
  5. Step 5: Solve for x
    x = 90,976,321.25/11,018.66
  6. Step 6: Final answer
    x = 8,256.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.