Home / 5,708.09-8,562.81-2,197.28

Finding the Fourth Proportional to 5,708.09, 8,562.81 and 2,197.28

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Solution

The fourth proportional to 5,708.09, 8,562.81 and 2,197.28 is: 3,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.09 : 8,562.81 = 2,197.28 : x
  2. Step 2: Convert to fraction form
    5,708.09/8,562.81 = 2,197.28/x
  3. Step 3: Cross multiply
    5,708.09x = 8,562.81 × 2,197.28
  4. Step 4: Simplify right side
    5,708.09x = 18,814,848.34
  5. Step 5: Solve for x
    x = 18,814,848.34/5,708.09
  6. Step 6: Final answer
    x = 3,296.18

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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.