Home / 8,073.66-11,141.70-4,885.90

Finding the Fourth Proportional to 8,073.66, 11,141.70 and 4,885.90

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Solution

The fourth proportional to 8,073.66, 11,141.70 and 4,885.90 is: 6,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.66 : 11,141.70 = 4,885.90 : x
  2. Step 2: Convert to fraction form
    8,073.66/11,141.70 = 4,885.90/x
  3. Step 3: Cross multiply
    8,073.66x = 11,141.70 × 4,885.90
  4. Step 4: Simplify right side
    8,073.66x = 54,437,232.03
  5. Step 5: Solve for x
    x = 54,437,232.03/8,073.66
  6. Step 6: Final answer
    x = 6,742.57

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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.