Home / 8,707.07-13,062.81-2,863.73

Finding the Fourth Proportional to 8,707.07, 13,062.81 and 2,863.73

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Solution

The fourth proportional to 8,707.07, 13,062.81 and 2,863.73 is: 4,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.07 : 13,062.81 = 2,863.73 : x
  2. Step 2: Convert to fraction form
    8,707.07/13,062.81 = 2,863.73/x
  3. Step 3: Cross multiply
    8,707.07x = 13,062.81 × 2,863.73
  4. Step 4: Simplify right side
    8,707.07x = 37,408,360.88
  5. Step 5: Solve for x
    x = 37,408,360.88/8,707.07
  6. Step 6: Final answer
    x = 4,296.32

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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.