Home / 12,063.92-16,648.90-6,760.45

Finding the Fourth Proportional to 12,063.92, 16,648.90 and 6,760.45

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Solution

The fourth proportional to 12,063.92, 16,648.90 and 6,760.45 is: 9,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063.92 : 16,648.90 = 6,760.45 : x
  2. Step 2: Convert to fraction form
    12,063.92/16,648.90 = 6,760.45/x
  3. Step 3: Cross multiply
    12,063.92x = 16,648.90 × 6,760.45
  4. Step 4: Simplify right side
    12,063.92x = 112,553,989.03
  5. Step 5: Solve for x
    x = 112,553,989.03/12,063.92
  6. Step 6: Final answer
    x = 9,329.80

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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.