Home / 8,047.28-11,108.16-5,021.04

Finding the Fourth Proportional to 8,047.28, 11,108.16 and 5,021.04

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Solution

The fourth proportional to 8,047.28, 11,108.16 and 5,021.04 is: 6,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.28 : 11,108.16 = 5,021.04 : x
  2. Step 2: Convert to fraction form
    8,047.28/11,108.16 = 5,021.04/x
  3. Step 3: Cross multiply
    8,047.28x = 11,108.16 × 5,021.04
  4. Step 4: Simplify right side
    8,047.28x = 55,774,515.69
  5. Step 5: Solve for x
    x = 55,774,515.69/8,047.28
  6. Step 6: Final answer
    x = 6,930.85

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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.