Home / 5,560.38-8,342.46-5,539.86

Finding the Fourth Proportional to 5,560.38, 8,342.46 and 5,539.86

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Solution

The fourth proportional to 5,560.38, 8,342.46 and 5,539.86 is: 8,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.38 : 8,342.46 = 5,539.86 : x
  2. Step 2: Convert to fraction form
    5,560.38/8,342.46 = 5,539.86/x
  3. Step 3: Cross multiply
    5,560.38x = 8,342.46 × 5,539.86
  4. Step 4: Simplify right side
    5,560.38x = 46,216,060.46
  5. Step 5: Solve for x
    x = 46,216,060.46/5,560.38
  6. Step 6: Final answer
    x = 8,311.67

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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.