Home / 11,618.95-16,034.25-6,313.81

Finding the Fourth Proportional to 11,618.95, 16,034.25 and 6,313.81

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Solution

The fourth proportional to 11,618.95, 16,034.25 and 6,313.81 is: 8,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.95 : 16,034.25 = 6,313.81 : x
  2. Step 2: Convert to fraction form
    11,618.95/16,034.25 = 6,313.81/x
  3. Step 3: Cross multiply
    11,618.95x = 16,034.25 × 6,313.81
  4. Step 4: Simplify right side
    11,618.95x = 101,237,207.99
  5. Step 5: Solve for x
    x = 101,237,207.99/11,618.95
  6. Step 6: Final answer
    x = 8,713.11

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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.