Home / 12,252.38-16,908.28-6,663.38

Finding the Fourth Proportional to 12,252.38, 16,908.28 and 6,663.38

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Solution

The fourth proportional to 12,252.38, 16,908.28 and 6,663.38 is: 9,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.38 : 16,908.28 = 6,663.38 : x
  2. Step 2: Convert to fraction form
    12,252.38/16,908.28 = 6,663.38/x
  3. Step 3: Cross multiply
    12,252.38x = 16,908.28 × 6,663.38
  4. Step 4: Simplify right side
    12,252.38x = 112,666,193.59
  5. Step 5: Solve for x
    x = 112,666,193.59/12,252.38
  6. Step 6: Final answer
    x = 9,195.46

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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.