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Finding the Fourth Proportional to 6,713.94, 9,260.12 and 5,958.51

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Solution

The fourth proportional to 6,713.94, 9,260.12 and 5,958.51 is: 8,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.94 : 9,260.12 = 5,958.51 : x
  2. Step 2: Convert to fraction form
    6,713.94/9,260.12 = 5,958.51/x
  3. Step 3: Cross multiply
    6,713.94x = 9,260.12 × 5,958.51
  4. Step 4: Simplify right side
    6,713.94x = 55,176,549.88
  5. Step 5: Solve for x
    x = 55,176,549.88/6,713.94
  6. Step 6: Final answer
    x = 8,218.21

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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.