Home / 12,302.13-16,975.26-6,995.94

Finding the Fourth Proportional to 12,302.13, 16,975.26 and 6,995.94

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Solution

The fourth proportional to 12,302.13, 16,975.26 and 6,995.94 is: 9,653.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302.13 : 16,975.26 = 6,995.94 : x
  2. Step 2: Convert to fraction form
    12,302.13/16,975.26 = 6,995.94/x
  3. Step 3: Cross multiply
    12,302.13x = 16,975.26 × 6,995.94
  4. Step 4: Simplify right side
    12,302.13x = 118,757,900.44
  5. Step 5: Solve for x
    x = 118,757,900.44/12,302.13
  6. Step 6: Final answer
    x = 9,653.44

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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.