Home / 12,252.42-16,908.51-6,663.42

Finding the Fourth Proportional to 12,252.42, 16,908.51 and 6,663.42

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Solution

The fourth proportional to 12,252.42, 16,908.51 and 6,663.42 is: 9,195.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.42 : 16,908.51 = 6,663.42 : x
  2. Step 2: Convert to fraction form
    12,252.42/16,908.51 = 6,663.42/x
  3. Step 3: Cross multiply
    12,252.42x = 16,908.51 × 6,663.42
  4. Step 4: Simplify right side
    12,252.42x = 112,668,503.70
  5. Step 5: Solve for x
    x = 112,668,503.70/12,252.42
  6. Step 6: Final answer
    x = 9,195.61

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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.