Home / 8,537.49-12,810.20-3,608.28

Finding the Fourth Proportional to 8,537.49, 12,810.20 and 3,608.28

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Solution

The fourth proportional to 8,537.49, 12,810.20 and 3,608.28 is: 5,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.49 : 12,810.20 = 3,608.28 : x
  2. Step 2: Convert to fraction form
    8,537.49/12,810.20 = 3,608.28/x
  3. Step 3: Cross multiply
    8,537.49x = 12,810.20 × 3,608.28
  4. Step 4: Simplify right side
    8,537.49x = 46,222,770.41
  5. Step 5: Solve for x
    x = 46,222,770.41/8,537.49
  6. Step 6: Final answer
    x = 5,414.09

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1.5x scale

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.