Home / 11,605.23-16,014.72-6,299.94

Finding the Fourth Proportional to 11,605.23, 16,014.72 and 6,299.94

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Solution

The fourth proportional to 11,605.23, 16,014.72 and 6,299.94 is: 8,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.23 : 16,014.72 = 6,299.94 : x
  2. Step 2: Convert to fraction form
    11,605.23/16,014.72 = 6,299.94/x
  3. Step 3: Cross multiply
    11,605.23x = 16,014.72 × 6,299.94
  4. Step 4: Simplify right side
    11,605.23x = 100,891,775.12
  5. Step 5: Solve for x
    x = 100,891,775.12/11,605.23
  6. Step 6: Final answer
    x = 8,693.65

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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.