Home / 11,750.99-16,216.22-6,715.16

Finding the Fourth Proportional to 11,750.99, 16,216.22 and 6,715.16

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Solution

The fourth proportional to 11,750.99, 16,216.22 and 6,715.16 is: 9,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.99 : 16,216.22 = 6,715.16 : x
  2. Step 2: Convert to fraction form
    11,750.99/16,216.22 = 6,715.16/x
  3. Step 3: Cross multiply
    11,750.99x = 16,216.22 × 6,715.16
  4. Step 4: Simplify right side
    11,750.99x = 108,894,397.24
  5. Step 5: Solve for x
    x = 108,894,397.24/11,750.99
  6. Step 6: Final answer
    x = 9,266.83

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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.