Home / 6,506.22-8,982.45-4,272

Finding the Fourth Proportional to 6,506.22, 8,982.45 and 4,272

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Solution

The fourth proportional to 6,506.22, 8,982.45 and 4,272 is: 5,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.22 : 8,982.45 = 4,272 : x
  2. Step 2: Convert to fraction form
    6,506.22/8,982.45 = 4,272/x
  3. Step 3: Cross multiply
    6,506.22x = 8,982.45 × 4,272
  4. Step 4: Simplify right side
    6,506.22x = 38,373,026.40
  5. Step 5: Solve for x
    x = 38,373,026.40/6,506.22
  6. Step 6: Final answer
    x = 5,897.90

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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.