Home / 5,487.96-8,232.75-1,591.86

Finding the Fourth Proportional to 5,487.96, 8,232.75 and 1,591.86

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Solution

The fourth proportional to 5,487.96, 8,232.75 and 1,591.86 is: 2,388.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.96 : 8,232.75 = 1,591.86 : x
  2. Step 2: Convert to fraction form
    5,487.96/8,232.75 = 1,591.86/x
  3. Step 3: Cross multiply
    5,487.96x = 8,232.75 × 1,591.86
  4. Step 4: Simplify right side
    5,487.96x = 13,105,385.42
  5. Step 5: Solve for x
    x = 13,105,385.42/5,487.96
  6. Step 6: Final answer
    x = 2,388.02

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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.