Home / 8,558-12,837.60-2,402.48

Finding the Fourth Proportional to 8,558, 12,837.60 and 2,402.48

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Solution

The fourth proportional to 8,558, 12,837.60 and 2,402.48 is: 3,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558 : 12,837.60 = 2,402.48 : x
  2. Step 2: Convert to fraction form
    8,558/12,837.60 = 2,402.48/x
  3. Step 3: Cross multiply
    8,558x = 12,837.60 × 2,402.48
  4. Step 4: Simplify right side
    8,558x = 30,842,077.25
  5. Step 5: Solve for x
    x = 30,842,077.25/8,558
  6. Step 6: Final answer
    x = 3,603.89

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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.