Home / 2,936.08-4,051.65-1,609.84

Finding the Fourth Proportional to 2,936.08, 4,051.65 and 1,609.84

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Solution

The fourth proportional to 2,936.08, 4,051.65 and 1,609.84 is: 2,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.08 : 4,051.65 = 1,609.84 : x
  2. Step 2: Convert to fraction form
    2,936.08/4,051.65 = 1,609.84/x
  3. Step 3: Cross multiply
    2,936.08x = 4,051.65 × 1,609.84
  4. Step 4: Simplify right side
    2,936.08x = 6,522,508.24
  5. Step 5: Solve for x
    x = 6,522,508.24/2,936.08
  6. Step 6: Final answer
    x = 2,221.50

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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.