Home / 8,427.52-12,635.86-3,500.56

Finding the Fourth Proportional to 8,427.52, 12,635.86 and 3,500.56

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Solution

The fourth proportional to 8,427.52, 12,635.86 and 3,500.56 is: 5,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.52 : 12,635.86 = 3,500.56 : x
  2. Step 2: Convert to fraction form
    8,427.52/12,635.86 = 3,500.56/x
  3. Step 3: Cross multiply
    8,427.52x = 12,635.86 × 3,500.56
  4. Step 4: Simplify right side
    8,427.52x = 44,232,586.08
  5. Step 5: Solve for x
    x = 44,232,586.08/8,427.52
  6. Step 6: Final answer
    x = 5,248.59

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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.