Home / 11,750.84-16,216.48-6,715.88

Finding the Fourth Proportional to 11,750.84, 16,216.48 and 6,715.88

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Solution

The fourth proportional to 11,750.84, 16,216.48 and 6,715.88 is: 9,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.84 : 16,216.48 = 6,715.88 : x
  2. Step 2: Convert to fraction form
    11,750.84/16,216.48 = 6,715.88/x
  3. Step 3: Cross multiply
    11,750.84x = 16,216.48 × 6,715.88
  4. Step 4: Simplify right side
    11,750.84x = 108,907,933.70
  5. Step 5: Solve for x
    x = 108,907,933.70/11,750.84
  6. Step 6: Final answer
    x = 9,268.10

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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.