Home / 11,790.27-16,270.65-6,484.95

Finding the Fourth Proportional to 11,790.27, 16,270.65 and 6,484.95

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Solution

The fourth proportional to 11,790.27, 16,270.65 and 6,484.95 is: 8,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.27 : 16,270.65 = 6,484.95 : x
  2. Step 2: Convert to fraction form
    11,790.27/16,270.65 = 6,484.95/x
  3. Step 3: Cross multiply
    11,790.27x = 16,270.65 × 6,484.95
  4. Step 4: Simplify right side
    11,790.27x = 105,514,351.72
  5. Step 5: Solve for x
    x = 105,514,351.72/11,790.27
  6. Step 6: Final answer
    x = 8,949.27

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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.