Home / 5,801.77-8,006.45-3,149.18

Finding the Fourth Proportional to 5,801.77, 8,006.45 and 3,149.18

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Solution

The fourth proportional to 5,801.77, 8,006.45 and 3,149.18 is: 4,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.77 : 8,006.45 = 3,149.18 : x
  2. Step 2: Convert to fraction form
    5,801.77/8,006.45 = 3,149.18/x
  3. Step 3: Cross multiply
    5,801.77x = 8,006.45 × 3,149.18
  4. Step 4: Simplify right side
    5,801.77x = 25,213,696.43
  5. Step 5: Solve for x
    x = 25,213,696.43/5,801.77
  6. Step 6: Final answer
    x = 4,345.86

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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.