Home / 11,020.30-15,208.34-5,984.85

Finding the Fourth Proportional to 11,020.30, 15,208.34 and 5,984.85

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Solution

The fourth proportional to 11,020.30, 15,208.34 and 5,984.85 is: 8,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.30 : 15,208.34 = 5,984.85 : x
  2. Step 2: Convert to fraction form
    11,020.30/15,208.34 = 5,984.85/x
  3. Step 3: Cross multiply
    11,020.30x = 15,208.34 × 5,984.85
  4. Step 4: Simplify right side
    11,020.30x = 91,019,633.65
  5. Step 5: Solve for x
    x = 91,019,633.65/11,020.30
  6. Step 6: Final answer
    x = 8,259.27

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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.