Home / 11,240.02-16,854.64-5,311.97

Finding the Fourth Proportional to 11,240.02, 16,854.64 and 5,311.97

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Solution

The fourth proportional to 11,240.02, 16,854.64 and 5,311.97 is: 7,965.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.02 : 16,854.64 = 5,311.97 : x
  2. Step 2: Convert to fraction form
    11,240.02/16,854.64 = 5,311.97/x
  3. Step 3: Cross multiply
    11,240.02x = 16,854.64 × 5,311.97
  4. Step 4: Simplify right side
    11,240.02x = 89,531,315.48
  5. Step 5: Solve for x
    x = 89,531,315.48/11,240.02
  6. Step 6: Final answer
    x = 7,965.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.