Home / 5,437.82-8,157.27-1,739.12

Finding the Fourth Proportional to 5,437.82, 8,157.27 and 1,739.12

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Solution

The fourth proportional to 5,437.82, 8,157.27 and 1,739.12 is: 2,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.82 : 8,157.27 = 1,739.12 : x
  2. Step 2: Convert to fraction form
    5,437.82/8,157.27 = 1,739.12/x
  3. Step 3: Cross multiply
    5,437.82x = 8,157.27 × 1,739.12
  4. Step 4: Simplify right side
    5,437.82x = 14,186,471.40
  5. Step 5: Solve for x
    x = 14,186,471.40/5,437.82
  6. Step 6: Final answer
    x = 2,608.85

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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.