Home / 7,469.06-11,182.10-5,820.61

Finding the Fourth Proportional to 7,469.06, 11,182.10 and 5,820.61

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Solution

The fourth proportional to 7,469.06, 11,182.10 and 5,820.61 is: 8,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.06 : 11,182.10 = 5,820.61 : x
  2. Step 2: Convert to fraction form
    7,469.06/11,182.10 = 5,820.61/x
  3. Step 3: Cross multiply
    7,469.06x = 11,182.10 × 5,820.61
  4. Step 4: Simplify right side
    7,469.06x = 65,086,639.73
  5. Step 5: Solve for x
    x = 65,086,639.73/7,469.06
  6. Step 6: Final answer
    x = 8,714.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.