Home / 11,018.94-15,206.26-5,983.20

Finding the Fourth Proportional to 11,018.94, 15,206.26 and 5,983.20

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Solution

The fourth proportional to 11,018.94, 15,206.26 and 5,983.20 is: 8,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.94 : 15,206.26 = 5,983.20 : x
  2. Step 2: Convert to fraction form
    11,018.94/15,206.26 = 5,983.20/x
  3. Step 3: Cross multiply
    11,018.94x = 15,206.26 × 5,983.20
  4. Step 4: Simplify right side
    11,018.94x = 90,982,094.83
  5. Step 5: Solve for x
    x = 90,982,094.83/11,018.94
  6. Step 6: Final answer
    x = 8,256.88

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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.