Home / 6,827.09-10,246.10-3,131.06

Finding the Fourth Proportional to 6,827.09, 10,246.10 and 3,131.06

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Solution

The fourth proportional to 6,827.09, 10,246.10 and 3,131.06 is: 4,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.09 : 10,246.10 = 3,131.06 : x
  2. Step 2: Convert to fraction form
    6,827.09/10,246.10 = 3,131.06/x
  3. Step 3: Cross multiply
    6,827.09x = 10,246.10 × 3,131.06
  4. Step 4: Simplify right side
    6,827.09x = 32,081,086.98
  5. Step 5: Solve for x
    x = 32,081,086.98/6,827.09
  6. Step 6: Final answer
    x = 4,699.09

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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.