Home / 10,764.29-14,857.22-6,790.84

Finding the Fourth Proportional to 10,764.29, 14,857.22 and 6,790.84

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Solution

The fourth proportional to 10,764.29, 14,857.22 and 6,790.84 is: 9,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.29 : 14,857.22 = 6,790.84 : x
  2. Step 2: Convert to fraction form
    10,764.29/14,857.22 = 6,790.84/x
  3. Step 3: Cross multiply
    10,764.29x = 14,857.22 × 6,790.84
  4. Step 4: Simplify right side
    10,764.29x = 100,892,983.70
  5. Step 5: Solve for x
    x = 100,892,983.70/10,764.29
  6. Step 6: Final answer
    x = 9,372.93

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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.