Home / 5,887.80-8,817.12-3,285.27

Finding the Fourth Proportional to 5,887.80, 8,817.12 and 3,285.27

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Solution

The fourth proportional to 5,887.80, 8,817.12 and 3,285.27 is: 4,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.80 : 8,817.12 = 3,285.27 : x
  2. Step 2: Convert to fraction form
    5,887.80/8,817.12 = 3,285.27/x
  3. Step 3: Cross multiply
    5,887.80x = 8,817.12 × 3,285.27
  4. Step 4: Simplify right side
    5,887.80x = 28,966,619.82
  5. Step 5: Solve for x
    x = 28,966,619.82/5,887.80
  6. Step 6: Final answer
    x = 4,919.77

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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.