Home / 8,558.16-12,835.86-2,713.44

Finding the Fourth Proportional to 8,558.16, 12,835.86 and 2,713.44

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Solution

The fourth proportional to 8,558.16, 12,835.86 and 2,713.44 is: 4,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.16 : 12,835.86 = 2,713.44 : x
  2. Step 2: Convert to fraction form
    8,558.16/12,835.86 = 2,713.44/x
  3. Step 3: Cross multiply
    8,558.16x = 12,835.86 × 2,713.44
  4. Step 4: Simplify right side
    8,558.16x = 34,829,335.96
  5. Step 5: Solve for x
    x = 34,829,335.96/8,558.16
  6. Step 6: Final answer
    x = 4,069.72

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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.