Home / 8,537.18-12,800.26-3,605.50

Finding the Fourth Proportional to 8,537.18, 12,800.26 and 3,605.50

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Solution

The fourth proportional to 8,537.18, 12,800.26 and 3,605.50 is: 5,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.18 : 12,800.26 = 3,605.50 : x
  2. Step 2: Convert to fraction form
    8,537.18/12,800.26 = 3,605.50/x
  3. Step 3: Cross multiply
    8,537.18x = 12,800.26 × 3,605.50
  4. Step 4: Simplify right side
    8,537.18x = 46,151,337.43
  5. Step 5: Solve for x
    x = 46,151,337.43/8,537.18
  6. Step 6: Final answer
    x = 5,405.92

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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.