Home / 11,019.02-15,206.21-5,983.20

Finding the Fourth Proportional to 11,019.02, 15,206.21 and 5,983.20

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Solution

The fourth proportional to 11,019.02, 15,206.21 and 5,983.20 is: 8,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.02 : 15,206.21 = 5,983.20 : x
  2. Step 2: Convert to fraction form
    11,019.02/15,206.21 = 5,983.20/x
  3. Step 3: Cross multiply
    11,019.02x = 15,206.21 × 5,983.20
  4. Step 4: Simplify right side
    11,019.02x = 90,981,765.76
  5. Step 5: Solve for x
    x = 90,981,765.76/11,019.02
  6. Step 6: Final answer
    x = 8,256.80

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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.