Home / 5,928.60-8,181.53-3,239.90

Finding the Fourth Proportional to 5,928.60, 8,181.53 and 3,239.90

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Solution

The fourth proportional to 5,928.60, 8,181.53 and 3,239.90 is: 4,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.60 : 8,181.53 = 3,239.90 : x
  2. Step 2: Convert to fraction form
    5,928.60/8,181.53 = 3,239.90/x
  3. Step 3: Cross multiply
    5,928.60x = 8,181.53 × 3,239.90
  4. Step 4: Simplify right side
    5,928.60x = 26,507,306.24
  5. Step 5: Solve for x
    x = 26,507,306.24/5,928.60
  6. Step 6: Final answer
    x = 4,471.09

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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.