Home / 8,902.60-12,285.51-4,923.67

Finding the Fourth Proportional to 8,902.60, 12,285.51 and 4,923.67

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Solution

The fourth proportional to 8,902.60, 12,285.51 and 4,923.67 is: 6,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.60 : 12,285.51 = 4,923.67 : x
  2. Step 2: Convert to fraction form
    8,902.60/12,285.51 = 4,923.67/x
  3. Step 3: Cross multiply
    8,902.60x = 12,285.51 × 4,923.67
  4. Step 4: Simplify right side
    8,902.60x = 60,489,797.02
  5. Step 5: Solve for x
    x = 60,489,797.02/8,902.60
  6. Step 6: Final answer
    x = 6,794.62

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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.