Home / 8,727.53-12,043.75-4,748.55

Finding the Fourth Proportional to 8,727.53, 12,043.75 and 4,748.55

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Solution

The fourth proportional to 8,727.53, 12,043.75 and 4,748.55 is: 6,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.53 : 12,043.75 = 4,748.55 : x
  2. Step 2: Convert to fraction form
    8,727.53/12,043.75 = 4,748.55/x
  3. Step 3: Cross multiply
    8,727.53x = 12,043.75 × 4,748.55
  4. Step 4: Simplify right side
    8,727.53x = 57,190,367.30
  5. Step 5: Solve for x
    x = 57,190,367.30/8,727.53
  6. Step 6: Final answer
    x = 6,552.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.