Home / 12,238.19-16,888.04-6,932.89

Finding the Fourth Proportional to 12,238.19, 16,888.04 and 6,932.89

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Solution

The fourth proportional to 12,238.19, 16,888.04 and 6,932.89 is: 9,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238.19 : 16,888.04 = 6,932.89 : x
  2. Step 2: Convert to fraction form
    12,238.19/16,888.04 = 6,932.89/x
  3. Step 3: Cross multiply
    12,238.19x = 16,888.04 × 6,932.89
  4. Step 4: Simplify right side
    12,238.19x = 117,082,936.08
  5. Step 5: Solve for x
    x = 117,082,936.08/12,238.19
  6. Step 6: Final answer
    x = 9,567.02

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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.