Home / 8,537.10-12,810.78-3,606.36

Finding the Fourth Proportional to 8,537.10, 12,810.78 and 3,606.36

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Solution

The fourth proportional to 8,537.10, 12,810.78 and 3,606.36 is: 5,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.10 : 12,810.78 = 3,606.36 : x
  2. Step 2: Convert to fraction form
    8,537.10/12,810.78 = 3,606.36/x
  3. Step 3: Cross multiply
    8,537.10x = 12,810.78 × 3,606.36
  4. Step 4: Simplify right side
    8,537.10x = 46,200,284.56
  5. Step 5: Solve for x
    x = 46,200,284.56/8,537.10
  6. Step 6: Final answer
    x = 5,411.71

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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.