Home / 11,785.56-16,266.96-7,068.84

Finding the Fourth Proportional to 11,785.56, 16,266.96 and 7,068.84

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Solution

The fourth proportional to 11,785.56, 16,266.96 and 7,068.84 is: 9,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.56 : 16,266.96 = 7,068.84 : x
  2. Step 2: Convert to fraction form
    11,785.56/16,266.96 = 7,068.84/x
  3. Step 3: Cross multiply
    11,785.56x = 16,266.96 × 7,068.84
  4. Step 4: Simplify right side
    11,785.56x = 114,988,537.53
  5. Step 5: Solve for x
    x = 114,988,537.53/11,785.56
  6. Step 6: Final answer
    x = 9,756.73

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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.