Home / 11,776.13-16,250.99-6,471.24

Finding the Fourth Proportional to 11,776.13, 16,250.99 and 6,471.24

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Solution

The fourth proportional to 11,776.13, 16,250.99 and 6,471.24 is: 8,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.13 : 16,250.99 = 6,471.24 : x
  2. Step 2: Convert to fraction form
    11,776.13/16,250.99 = 6,471.24/x
  3. Step 3: Cross multiply
    11,776.13x = 16,250.99 × 6,471.24
  4. Step 4: Simplify right side
    11,776.13x = 105,164,056.53
  5. Step 5: Solve for x
    x = 105,164,056.53/11,776.13
  6. Step 6: Final answer
    x = 8,930.27

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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.