Home / 2,953.60-4,432.22-2,005.90

Finding the Fourth Proportional to 2,953.60, 4,432.22 and 2,005.90

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Solution

The fourth proportional to 2,953.60, 4,432.22 and 2,005.90 is: 3,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.60 : 4,432.22 = 2,005.90 : x
  2. Step 2: Convert to fraction form
    2,953.60/4,432.22 = 2,005.90/x
  3. Step 3: Cross multiply
    2,953.60x = 4,432.22 × 2,005.90
  4. Step 4: Simplify right side
    2,953.60x = 8,890,590.10
  5. Step 5: Solve for x
    x = 8,890,590.10/2,953.60
  6. Step 6: Final answer
    x = 3,010.09

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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.