Home / 5,805.90-8,012.37-3,288.13

Finding the Fourth Proportional to 5,805.90, 8,012.37 and 3,288.13

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Solution

The fourth proportional to 5,805.90, 8,012.37 and 3,288.13 is: 4,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.90 : 8,012.37 = 3,288.13 : x
  2. Step 2: Convert to fraction form
    5,805.90/8,012.37 = 3,288.13/x
  3. Step 3: Cross multiply
    5,805.90x = 8,012.37 × 3,288.13
  4. Step 4: Simplify right side
    5,805.90x = 26,345,714.17
  5. Step 5: Solve for x
    x = 26,345,714.17/5,805.90
  6. Step 6: Final answer
    x = 4,537.75

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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.