Home / 5,742.89-8,606.10-3,272.60

Finding the Fourth Proportional to 5,742.89, 8,606.10 and 3,272.60

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Solution

The fourth proportional to 5,742.89, 8,606.10 and 3,272.60 is: 4,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.89 : 8,606.10 = 3,272.60 : x
  2. Step 2: Convert to fraction form
    5,742.89/8,606.10 = 3,272.60/x
  3. Step 3: Cross multiply
    5,742.89x = 8,606.10 × 3,272.60
  4. Step 4: Simplify right side
    5,742.89x = 28,164,279.83
  5. Step 5: Solve for x
    x = 28,164,279.83/5,742.89
  6. Step 6: Final answer
    x = 4,904.20

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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.