Home / 4,158.56-6,237.84-1,236.86

Finding the Fourth Proportional to 4,158.56, 6,237.84 and 1,236.86

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Solution

The fourth proportional to 4,158.56, 6,237.84 and 1,236.86 is: 1,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.56 : 6,237.84 = 1,236.86 : x
  2. Step 2: Convert to fraction form
    4,158.56/6,237.84 = 1,236.86/x
  3. Step 3: Cross multiply
    4,158.56x = 6,237.84 × 1,236.86
  4. Step 4: Simplify right side
    4,158.56x = 7,715,334.78
  5. Step 5: Solve for x
    x = 7,715,334.78/4,158.56
  6. Step 6: Final answer
    x = 1,855.29

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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.