Home / 3,956.18-5,459.46-2,558.96

Finding the Fourth Proportional to 3,956.18, 5,459.46 and 2,558.96

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Solution

The fourth proportional to 3,956.18, 5,459.46 and 2,558.96 is: 3,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.18 : 5,459.46 = 2,558.96 : x
  2. Step 2: Convert to fraction form
    3,956.18/5,459.46 = 2,558.96/x
  3. Step 3: Cross multiply
    3,956.18x = 5,459.46 × 2,558.96
  4. Step 4: Simplify right side
    3,956.18x = 13,970,539.76
  5. Step 5: Solve for x
    x = 13,970,539.76/3,956.18
  6. Step 6: Final answer
    x = 3,531.32

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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.