Home / 8,326.06-11,489.70-4,549.12

Finding the Fourth Proportional to 8,326.06, 11,489.70 and 4,549.12

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Solution

The fourth proportional to 8,326.06, 11,489.70 and 4,549.12 is: 6,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.06 : 11,489.70 = 4,549.12 : x
  2. Step 2: Convert to fraction form
    8,326.06/11,489.70 = 4,549.12/x
  3. Step 3: Cross multiply
    8,326.06x = 11,489.70 × 4,549.12
  4. Step 4: Simplify right side
    8,326.06x = 52,268,024.06
  5. Step 5: Solve for x
    x = 52,268,024.06/8,326.06
  6. Step 6: Final answer
    x = 6,277.64

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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.