Home / 5,741.55-8,612.31-1,581.58

Finding the Fourth Proportional to 5,741.55, 8,612.31 and 1,581.58

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Solution

The fourth proportional to 5,741.55, 8,612.31 and 1,581.58 is: 2,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.55 : 8,612.31 = 1,581.58 : x
  2. Step 2: Convert to fraction form
    5,741.55/8,612.31 = 1,581.58/x
  3. Step 3: Cross multiply
    5,741.55x = 8,612.31 × 1,581.58
  4. Step 4: Simplify right side
    5,741.55x = 13,621,057.25
  5. Step 5: Solve for x
    x = 13,621,057.25/5,741.55
  6. Step 6: Final answer
    x = 2,372.37

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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.