Home / 8,543.46-12,797.60-7,558.83

Finding the Fourth Proportional to 8,543.46, 12,797.60 and 7,558.83

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Solution

The fourth proportional to 8,543.46, 12,797.60 and 7,558.83 is: 11,322.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.46 : 12,797.60 = 7,558.83 : x
  2. Step 2: Convert to fraction form
    8,543.46/12,797.60 = 7,558.83/x
  3. Step 3: Cross multiply
    8,543.46x = 12,797.60 × 7,558.83
  4. Step 4: Simplify right side
    8,543.46x = 96,734,891.52
  5. Step 5: Solve for x
    x = 96,734,891.52/8,543.46
  6. Step 6: Final answer
    x = 11,322.68

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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.