Home / 10,747.58-16,116.08-6,313.88

Finding the Fourth Proportional to 10,747.58, 16,116.08 and 6,313.88

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Solution

The fourth proportional to 10,747.58, 16,116.08 and 6,313.88 is: 9,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.58 : 16,116.08 = 6,313.88 : x
  2. Step 2: Convert to fraction form
    10,747.58/16,116.08 = 6,313.88/x
  3. Step 3: Cross multiply
    10,747.58x = 16,116.08 × 6,313.88
  4. Step 4: Simplify right side
    10,747.58x = 101,754,883.04
  5. Step 5: Solve for x
    x = 101,754,883.04/10,747.58
  6. Step 6: Final answer
    x = 9,467.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.