Home / 5,446.96-8,170.38-1,551.40

Finding the Fourth Proportional to 5,446.96, 8,170.38 and 1,551.40

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Solution

The fourth proportional to 5,446.96, 8,170.38 and 1,551.40 is: 2,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.96 : 8,170.38 = 1,551.40 : x
  2. Step 2: Convert to fraction form
    5,446.96/8,170.38 = 1,551.40/x
  3. Step 3: Cross multiply
    5,446.96x = 8,170.38 × 1,551.40
  4. Step 4: Simplify right side
    5,446.96x = 12,675,527.53
  5. Step 5: Solve for x
    x = 12,675,527.53/5,446.96
  6. Step 6: Final answer
    x = 2,327.08

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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.