Home / 4,155.74-6,234.82-1,558.88

Finding the Fourth Proportional to 4,155.74, 6,234.82 and 1,558.88

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Solution

The fourth proportional to 4,155.74, 6,234.82 and 1,558.88 is: 2,338.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.74 : 6,234.82 = 1,558.88 : x
  2. Step 2: Convert to fraction form
    4,155.74/6,234.82 = 1,558.88/x
  3. Step 3: Cross multiply
    4,155.74x = 6,234.82 × 1,558.88
  4. Step 4: Simplify right side
    4,155.74x = 9,719,336.20
  5. Step 5: Solve for x
    x = 9,719,336.20/4,155.74
  6. Step 6: Final answer
    x = 2,338.77

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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.