Home / 10,672.88-14,733.96-6,699.76

Finding the Fourth Proportional to 10,672.88, 14,733.96 and 6,699.76

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Solution

The fourth proportional to 10,672.88, 14,733.96 and 6,699.76 is: 9,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.88 : 14,733.96 = 6,699.76 : x
  2. Step 2: Convert to fraction form
    10,672.88/14,733.96 = 6,699.76/x
  3. Step 3: Cross multiply
    10,672.88x = 14,733.96 × 6,699.76
  4. Step 4: Simplify right side
    10,672.88x = 98,713,995.85
  5. Step 5: Solve for x
    x = 98,713,995.85/10,672.88
  6. Step 6: Final answer
    x = 9,249.05

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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.