Home / 5,871.60-8,806.98-2,173.14

Finding the Fourth Proportional to 5,871.60, 8,806.98 and 2,173.14

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Solution

The fourth proportional to 5,871.60, 8,806.98 and 2,173.14 is: 3,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.60 : 8,806.98 = 2,173.14 : x
  2. Step 2: Convert to fraction form
    5,871.60/8,806.98 = 2,173.14/x
  3. Step 3: Cross multiply
    5,871.60x = 8,806.98 × 2,173.14
  4. Step 4: Simplify right side
    5,871.60x = 19,138,800.52
  5. Step 5: Solve for x
    x = 19,138,800.52/5,871.60
  6. Step 6: Final answer
    x = 3,259.55

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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.