Home / 10,321.46-14,242.76-6,072.66

Finding the Fourth Proportional to 10,321.46, 14,242.76 and 6,072.66

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Solution

The fourth proportional to 10,321.46, 14,242.76 and 6,072.66 is: 8,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321.46 : 14,242.76 = 6,072.66 : x
  2. Step 2: Convert to fraction form
    10,321.46/14,242.76 = 6,072.66/x
  3. Step 3: Cross multiply
    10,321.46x = 14,242.76 × 6,072.66
  4. Step 4: Simplify right side
    10,321.46x = 86,491,438.94
  5. Step 5: Solve for x
    x = 86,491,438.94/10,321.46
  6. Step 6: Final answer
    x = 8,379.77

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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.