Home / 11,808.09-16,295.22-6,502.95

Finding the Fourth Proportional to 11,808.09, 16,295.22 and 6,502.95

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Solution

The fourth proportional to 11,808.09, 16,295.22 and 6,502.95 is: 8,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.09 : 16,295.22 = 6,502.95 : x
  2. Step 2: Convert to fraction form
    11,808.09/16,295.22 = 6,502.95/x
  3. Step 3: Cross multiply
    11,808.09x = 16,295.22 × 6,502.95
  4. Step 4: Simplify right side
    11,808.09x = 105,967,000.90
  5. Step 5: Solve for x
    x = 105,967,000.90/11,808.09
  6. Step 6: Final answer
    x = 8,974.10

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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.