Home / 8,676.43-11,972.77-4,900.51

Finding the Fourth Proportional to 8,676.43, 11,972.77 and 4,900.51

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Solution

The fourth proportional to 8,676.43, 11,972.77 and 4,900.51 is: 6,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.43 : 11,972.77 = 4,900.51 : x
  2. Step 2: Convert to fraction form
    8,676.43/11,972.77 = 4,900.51/x
  3. Step 3: Cross multiply
    8,676.43x = 11,972.77 × 4,900.51
  4. Step 4: Simplify right side
    8,676.43x = 58,672,636.93
  5. Step 5: Solve for x
    x = 58,672,636.93/8,676.43
  6. Step 6: Final answer
    x = 6,762.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.