Home / 11,618.56-16,033.40-6,313.46

Finding the Fourth Proportional to 11,618.56, 16,033.40 and 6,313.46

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Solution

The fourth proportional to 11,618.56, 16,033.40 and 6,313.46 is: 8,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.56 : 16,033.40 = 6,313.46 : x
  2. Step 2: Convert to fraction form
    11,618.56/16,033.40 = 6,313.46/x
  3. Step 3: Cross multiply
    11,618.56x = 16,033.40 × 6,313.46
  4. Step 4: Simplify right side
    11,618.56x = 101,226,229.56
  5. Step 5: Solve for x
    x = 101,226,229.56/11,618.56
  6. Step 6: Final answer
    x = 8,712.46

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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.