Home / 8,206.44-11,326.19-4,670.79

Finding the Fourth Proportional to 8,206.44, 11,326.19 and 4,670.79

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Solution

The fourth proportional to 8,206.44, 11,326.19 and 4,670.79 is: 6,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.44 : 11,326.19 = 4,670.79 : x
  2. Step 2: Convert to fraction form
    8,206.44/11,326.19 = 4,670.79/x
  3. Step 3: Cross multiply
    8,206.44x = 11,326.19 × 4,670.79
  4. Step 4: Simplify right side
    8,206.44x = 52,902,254.99
  5. Step 5: Solve for x
    x = 52,902,254.99/8,206.44
  6. Step 6: Final answer
    x = 6,446.43

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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.