Home / 10,731.06-14,808.90-6,754.14

Finding the Fourth Proportional to 10,731.06, 14,808.90 and 6,754.14

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Solution

The fourth proportional to 10,731.06, 14,808.90 and 6,754.14 is: 9,320.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.06 : 14,808.90 = 6,754.14 : x
  2. Step 2: Convert to fraction form
    10,731.06/14,808.90 = 6,754.14/x
  3. Step 3: Cross multiply
    10,731.06x = 14,808.90 × 6,754.14
  4. Step 4: Simplify right side
    10,731.06x = 100,021,383.85
  5. Step 5: Solve for x
    x = 100,021,383.85/10,731.06
  6. Step 6: Final answer
    x = 9,320.74

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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.