Home / 5,810.56-8,018.55-3,157.96

Finding the Fourth Proportional to 5,810.56, 8,018.55 and 3,157.96

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Solution

The fourth proportional to 5,810.56, 8,018.55 and 3,157.96 is: 4,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.56 : 8,018.55 = 3,157.96 : x
  2. Step 2: Convert to fraction form
    5,810.56/8,018.55 = 3,157.96/x
  3. Step 3: Cross multiply
    5,810.56x = 8,018.55 × 3,157.96
  4. Step 4: Simplify right side
    5,810.56x = 25,322,260.16
  5. Step 5: Solve for x
    x = 25,322,260.16/5,810.56
  6. Step 6: Final answer
    x = 4,357.97

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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.