Home / 3,512.47-4,847.33-2,318.50

Finding the Fourth Proportional to 3,512.47, 4,847.33 and 2,318.50

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Solution

The fourth proportional to 3,512.47, 4,847.33 and 2,318.50 is: 3,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.47 : 4,847.33 = 2,318.50 : x
  2. Step 2: Convert to fraction form
    3,512.47/4,847.33 = 2,318.50/x
  3. Step 3: Cross multiply
    3,512.47x = 4,847.33 × 2,318.50
  4. Step 4: Simplify right side
    3,512.47x = 11,238,533.42
  5. Step 5: Solve for x
    x = 11,238,533.42/3,512.47
  6. Step 6: Final answer
    x = 3,199.61

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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.