Home / 5,809.31-8,017.16-3,291.91

Finding the Fourth Proportional to 5,809.31, 8,017.16 and 3,291.91

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Solution

The fourth proportional to 5,809.31, 8,017.16 and 3,291.91 is: 4,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.31 : 8,017.16 = 3,291.91 : x
  2. Step 2: Convert to fraction form
    5,809.31/8,017.16 = 3,291.91/x
  3. Step 3: Cross multiply
    5,809.31x = 8,017.16 × 3,291.91
  4. Step 4: Simplify right side
    5,809.31x = 26,391,775.08
  5. Step 5: Solve for x
    x = 26,391,775.08/5,809.31
  6. Step 6: Final answer
    x = 4,543.01

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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.