Home / 3,685.60-5,533.98-2,992.96

Finding the Fourth Proportional to 3,685.60, 5,533.98 and 2,992.96

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Solution

The fourth proportional to 3,685.60, 5,533.98 and 2,992.96 is: 4,493.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.60 : 5,533.98 = 2,992.96 : x
  2. Step 2: Convert to fraction form
    3,685.60/5,533.98 = 2,992.96/x
  3. Step 3: Cross multiply
    3,685.60x = 5,533.98 × 2,992.96
  4. Step 4: Simplify right side
    3,685.60x = 16,562,980.78
  5. Step 5: Solve for x
    x = 16,562,980.78/3,685.60
  6. Step 6: Final answer
    x = 4,493.97

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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.