Home / 5,741.48-8,612.27-1,581.72

Finding the Fourth Proportional to 5,741.48, 8,612.27 and 1,581.72

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Solution

The fourth proportional to 5,741.48, 8,612.27 and 1,581.72 is: 2,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,741.48 : 8,612.27 = 1,581.72 : x
  2. Step 2: Convert to fraction form
    5,741.48/8,612.27 = 1,581.72/x
  3. Step 3: Cross multiply
    5,741.48x = 8,612.27 × 1,581.72
  4. Step 4: Simplify right side
    5,741.48x = 13,622,148.73
  5. Step 5: Solve for x
    x = 13,622,148.73/5,741.48
  6. Step 6: Final answer
    x = 2,372.58

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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.