Home / 5,960.55-8,215.65-4,189.08

Finding the Fourth Proportional to 5,960.55, 8,215.65 and 4,189.08

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Solution

The fourth proportional to 5,960.55, 8,215.65 and 4,189.08 is: 5,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.55 : 8,215.65 = 4,189.08 : x
  2. Step 2: Convert to fraction form
    5,960.55/8,215.65 = 4,189.08/x
  3. Step 3: Cross multiply
    5,960.55x = 8,215.65 × 4,189.08
  4. Step 4: Simplify right side
    5,960.55x = 34,416,015.10
  5. Step 5: Solve for x
    x = 34,416,015.10/5,960.55
  6. Step 6: Final answer
    x = 5,773.97

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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.