Home / 5,633.90-8,453.20-2,511.76

Finding the Fourth Proportional to 5,633.90, 8,453.20 and 2,511.76

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Solution

The fourth proportional to 5,633.90, 8,453.20 and 2,511.76 is: 3,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.90 : 8,453.20 = 2,511.76 : x
  2. Step 2: Convert to fraction form
    5,633.90/8,453.20 = 2,511.76/x
  3. Step 3: Cross multiply
    5,633.90x = 8,453.20 × 2,511.76
  4. Step 4: Simplify right side
    5,633.90x = 21,232,409.63
  5. Step 5: Solve for x
    x = 21,232,409.63/5,633.90
  6. Step 6: Final answer
    x = 3,768.69

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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.