Home / 5,708.36-8,558.28-2,419.35

Finding the Fourth Proportional to 5,708.36, 8,558.28 and 2,419.35

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Solution

The fourth proportional to 5,708.36, 8,558.28 and 2,419.35 is: 3,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.36 : 8,558.28 = 2,419.35 : x
  2. Step 2: Convert to fraction form
    5,708.36/8,558.28 = 2,419.35/x
  3. Step 3: Cross multiply
    5,708.36x = 8,558.28 × 2,419.35
  4. Step 4: Simplify right side
    5,708.36x = 20,705,474.72
  5. Step 5: Solve for x
    x = 20,705,474.72/5,708.36
  6. Step 6: Final answer
    x = 3,627.22

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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.