Home / 8,287.88-12,459.76-4,596.70

Finding the Fourth Proportional to 8,287.88, 12,459.76 and 4,596.70

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Solution

The fourth proportional to 8,287.88, 12,459.76 and 4,596.70 is: 6,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287.88 : 12,459.76 = 4,596.70 : x
  2. Step 2: Convert to fraction form
    8,287.88/12,459.76 = 4,596.70/x
  3. Step 3: Cross multiply
    8,287.88x = 12,459.76 × 4,596.70
  4. Step 4: Simplify right side
    8,287.88x = 57,273,778.79
  5. Step 5: Solve for x
    x = 57,273,778.79/8,287.88
  6. Step 6: Final answer
    x = 6,910.55

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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.