Home / 8,708.96-13,060.68-2,864.21

Finding the Fourth Proportional to 8,708.96, 13,060.68 and 2,864.21

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Solution

The fourth proportional to 8,708.96, 13,060.68 and 2,864.21 is: 4,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.96 : 13,060.68 = 2,864.21 : x
  2. Step 2: Convert to fraction form
    8,708.96/13,060.68 = 2,864.21/x
  3. Step 3: Cross multiply
    8,708.96x = 13,060.68 × 2,864.21
  4. Step 4: Simplify right side
    8,708.96x = 37,408,530.26
  5. Step 5: Solve for x
    x = 37,408,530.26/8,708.96
  6. Step 6: Final answer
    x = 4,295.41

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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.