Home / 8,277.58-12,416.19-3,892.60

Finding the Fourth Proportional to 8,277.58, 12,416.19 and 3,892.60

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Solution

The fourth proportional to 8,277.58, 12,416.19 and 3,892.60 is: 5,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.58 : 12,416.19 = 3,892.60 : x
  2. Step 2: Convert to fraction form
    8,277.58/12,416.19 = 3,892.60/x
  3. Step 3: Cross multiply
    8,277.58x = 12,416.19 × 3,892.60
  4. Step 4: Simplify right side
    8,277.58x = 48,331,261.19
  5. Step 5: Solve for x
    x = 48,331,261.19/8,277.58
  6. Step 6: Final answer
    x = 5,838.82

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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.