Home / 10,732.75-14,811.58-6,255.78

Finding the Fourth Proportional to 10,732.75, 14,811.58 and 6,255.78

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Solution

The fourth proportional to 10,732.75, 14,811.58 and 6,255.78 is: 8,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732.75 : 14,811.58 = 6,255.78 : x
  2. Step 2: Convert to fraction form
    10,732.75/14,811.58 = 6,255.78/x
  3. Step 3: Cross multiply
    10,732.75x = 14,811.58 × 6,255.78
  4. Step 4: Simplify right side
    10,732.75x = 92,658,039.12
  5. Step 5: Solve for x
    x = 92,658,039.12/10,732.75
  6. Step 6: Final answer
    x = 8,633.20

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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.