Home / 8,707.23-13,063.05-3,775.68

Finding the Fourth Proportional to 8,707.23, 13,063.05 and 3,775.68

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Solution

The fourth proportional to 8,707.23, 13,063.05 and 3,775.68 is: 5,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.23 : 13,063.05 = 3,775.68 : x
  2. Step 2: Convert to fraction form
    8,707.23/13,063.05 = 3,775.68/x
  3. Step 3: Cross multiply
    8,707.23x = 13,063.05 × 3,775.68
  4. Step 4: Simplify right side
    8,707.23x = 49,321,896.62
  5. Step 5: Solve for x
    x = 49,321,896.62/8,707.23
  6. Step 6: Final answer
    x = 5,664.48

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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.