Home / 5,436.42-8,154.44-2,314.85

Finding the Fourth Proportional to 5,436.42, 8,154.44 and 2,314.85

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Solution

The fourth proportional to 5,436.42, 8,154.44 and 2,314.85 is: 3,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.42 : 8,154.44 = 2,314.85 : x
  2. Step 2: Convert to fraction form
    5,436.42/8,154.44 = 2,314.85/x
  3. Step 3: Cross multiply
    5,436.42x = 8,154.44 × 2,314.85
  4. Step 4: Simplify right side
    5,436.42x = 18,876,261.77
  5. Step 5: Solve for x
    x = 18,876,261.77/5,436.42
  6. Step 6: Final answer
    x = 3,472.19

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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.